tcolorbox (22mar18)

git-svn-id: svn://tug.org/texlive/trunk@47079 c570f23f-e606-0410-a88d-b1316a301751

40 files changed, 199 insertions, 95 deletions

diff --git a/Master/texmf-dist/doc/latex/tcolorbox/CHANGES b/Master/texmf-dist/doc/latex/tcolorbox/CHANGES
index 2c62fb3824e..0b36a6eeb03 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/CHANGES
+++ b/Master/texmf-dist/doc/latex/tcolorbox/CHANGES
@@ -1,7 +1,7 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %%
 %% -------------------------------------------------------------------------------------------
-%% Copyright (c) 2006-2017 by Prof. Dr. Dr. Thomas F. Sturm <thomas dot sturm at unibw dot de>
+%% Copyright (c) 2006-2018 by Prof. Dr. Dr. Thomas F. Sturm <thomas dot sturm at unibw dot de>
 %% -------------------------------------------------------------------------------------------
 %%
 %% This work may be distributed and/or modified under the
@@ -1035,3 +1035,18 @@ version 4.12 (2018/01/12)
 - library 'theorems':
   * new options 'theorem label supplement', 'theorem full label supplement'
 
+version 4.13 (2018/03/22)
+- typos in 'tcolorbox-tutorial-poster' corrected
+- new options:
+  'grow sidewards by'
+- library 'breakable':
+  * Warning for discarded zero height box content added
+- library 'listings':
+  * Documentation for 'text side listing', 'listing side text',
+    'comment side listing', 'listing side comment' supplemented with notes.
+- library 'skins':
+  * Options given by '/tcb/graphics options' and '/tikz/fill image options'
+    are now fully expanded while applied to underlying '\includegraphics'
+  * new option:
+    'graphics orientation'
+
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/README b/Master/texmf-dist/doc/latex/tcolorbox/README
index 04e9868d1ca..81fd2c14561 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/README
+++ b/Master/texmf-dist/doc/latex/tcolorbox/README
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %%
 %% -------------------------------------------------------------------------------------------
 %% Copyright (c) 2006-2017 by Prof. Dr. Dr. Thomas F. Sturm <thomas dot sturm at unibw dot de>
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example-poster.pdf b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example-poster.pdf
index de9a16bb061..b5ae37d231d 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example-poster.pdf
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example-poster.pdf
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example-poster.tex b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example-poster.tex
index 0dc452d3cfb..fc9eb118619 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example-poster.tex
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example-poster.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcolorbox-example-poster.tex: a poster example for tcolorbox
 %%
 %% -------------------------------------------------------------------------------------------
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example.pdf b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example.pdf
index df144566c4a..88931956f45 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example.pdf
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example.pdf
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example.tex b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example.tex
index 0d8f5532c73..fe893e499cd 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example.tex
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcolorbox-example.tex: an example for tcolorbox
 %%
 %% -------------------------------------------------------------------------------------------
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-tutorial-poster.pdf b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-tutorial-poster.pdf
index fa684589f38..c294a19d954 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-tutorial-poster.pdf
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-tutorial-poster.pdf
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-tutorial-poster.tex b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-tutorial-poster.tex
index 551b80c6416..9e93a60c607 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-tutorial-poster.tex
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-tutorial-poster.tex
@@ -1,5 +1,5 @@
 % \LaTeX-Main\
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcolorbox-tutorial-poster.tex: a tutorial for poster creation with tcolorbox
 %%
 %% -------------------------------------------------------------------------------------------
@@ -87,7 +87,7 @@ we display a help grid.\par\medskip
   poster   = {showframe,columns=4,rows=5},
 ]
 % Here, we insert the poster content later
-\end{poster}
+\end{tcbposter}
 \end{document}
 \end{guidelisting}
 \end{guide}
@@ -136,7 +136,7 @@ Also, some more packages are loaded for the future poster content.
   poster   = {showframe,columns=4,rows=5},
 ]
 % Here, we insert the poster content later
-\end{poster}
+\end{tcbposter}
 \end{document}
 \end{guidelisting}
 \end{guide}
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.coreoptions.tex b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.coreoptions.tex
index d47f38d77c0..ebd10ec9d31 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.coreoptions.tex
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.coreoptions.tex
@@ -1331,6 +1331,7 @@ outer arc   & auto   & auto   & auto  & auto  & 0.0pt & 0.0pt \\
   the page.
   Note that this style option has to be given \emph{after} all other
   geometry keys!
+  Also see \refKey{/tcb/grow sidewards by} and \refKey{/tcb/spread sidewards}.
 \begin{dispListing}
 \tcbset{colback=red!5!white,colframe=red!75!black,fonttitle=\bfseries}
 
@@ -2935,7 +2936,7 @@ enforce the \refKey{/tcb/before} setting.
   \refKey{/tcb/noparskip},
   \refKey{/tcb/after skip},
   \refKey{/tcb/breakable}, and
-  \refKey{/tcb/raster}.
+  \refEnv{tcbraster}.
 
   This option was created to automatically
   avoid overfull box warnings with |\parfillskip| changing packages.
@@ -3106,12 +3107,24 @@ This is a \textbf{tcolorbox}.
   enhanced,show bounding box]
 This is a \textbf{tcolorbox}.
 \end{tcolorbox}
+\end{exdispExample}
+\end{docTcbKey}
 
+\clearpage
+
+\begin{docTcbKey}[][doc new=2018-03-22]{grow sidewards by}{=\meta{length}}{no default, initially |0mm|}
+  Shortcut for setting \refKey{/tcb/grow to left by} and \refKey{/tcb/grow to right by}
+  to \meta{length}. Also see \refKey{/tcb/oversize} and \refKey{/tcb/spread sidewards}.
+\begin{exdispExample}[safety=2cm]{grow_sidewards_by}
+\tcbset{colframe=blue!75!black,colback=white}
+
+\begin{tcolorbox}[grow sidewards by=2cm,enhanced,show bounding box]
+This is a \textbf{tcolorbox}.
+\end{tcolorbox}
 \end{exdispExample}
 \end{docTcbKey}
 
 
-\clearpage
 \subsubsection{Box Alignment}
 
 \begin{docTcbKey}[][doc new=2015-11-20]{flush left}{}{style, no value}
@@ -3296,6 +3309,7 @@ Identical to \refKey{/tcb/move upwards}, but without starting a new page.
 \begin{docTcbKey}[][doc new=2017-02-13]{spread sidewards}{\colOpt{=\meta{length}}}{default |0pt|, initially unset}
 Combination of \refKey{/tcb/spread inwards} and \refKey{/tcb/spread outwards}.
 The optional \meta{length} is used for all these keys.
+Also see \refKey{/tcb/oversize} and \refKey{/tcb/grow sidewards by}.
 \begin{dispListing}
 \begin{tcolorbox}[enhanced,spread sidewards,
   colframe=blue!75!black,colback=white,show bounding box]
@@ -3907,7 +3921,7 @@ This issues:\\
 
 \begin{docTcbKey}[][doc new and updated={2016-06-22}{2016-11-18}]{nameref}{=\meta{text}}{no default, initially unset}
 If the |nameref| package is loaded, the given \meta{text} is used for
-corresponding |\nameref| makros. Typically, the \meta{text} will be chosen
+corresponding |\nameref| macros. Typically, the \meta{text} will be chosen
 to be identical or nearly identical to the one for \refKey{/tcb/title}.
 
 \inputpreamblelisting{A}
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.documentation.tex b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.documentation.tex
index 1e956b36b05..98baf621fd2 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.documentation.tex
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.documentation.tex
@@ -51,7 +51,7 @@ For |minted| \cite{poore:2015a} support, load:
 
 
 \subsection{Macros of the Library}
-%\enlargethispage*{15mm}
+\enlargethispage*{15mm}
 \begin{docEnvironment}[doclang/environment content=command description]{docCommand}{\oarg{options}\marg{name}\marg{parameters}}
   Documents a \LaTeX\ macro with given \meta{name} where \meta{name} is
   written without backslash. The given \meta{options} are set with \refCom{tcbset}.
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.filling.tex b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.filling.tex
index f497a01e6f8..449807e99a6 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.filling.tex
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.filling.tex
@@ -379,7 +379,7 @@ See \Vref{sec:skins} for the documentation of all other options of the \mylib{sk
 \end{docTikzKey}
 
 
-\begin{docTikzKey}{fill image options}{=\meta{graphics options}}{no default, initially empty}
+\begin{docTikzKey}[][doc updated=2018-03-18]{fill image options}{=\meta{graphics options}}{no default, initially empty}
   The \meta{graphics options} are given to the underlying \docAuxCommand*{includegraphics} command
   for the image fill options. This can be just together with
   \refKey{/tikz/fill stretch image}, \refKey{/tikz/fill overzoom image}, \refKey{/tikz/fill zoom image},
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.graphics.tex b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.graphics.tex
index 4035e9c45ca..e99c8271b79 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.graphics.tex
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.graphics.tex
@@ -101,7 +101,7 @@ The auxiliary macro \docAuxCommand{imagepage} may be used inside
 \clearpage
 \subsection{Option Keys}
 
-\begin{docTcbKey}[][doc new=2014-11-14]{graphics options}{=\meta{options}}{no default, initially empty}
+\begin{docTcbKey}[][doc new and updated={2014-11-14}{2018-03-18}]{graphics options}{=\meta{options}}{no default, initially empty}
 Used for \refCom{tcbincludegraphics} and \refCom{tcbincludepdf} to
 specify |\includegraphics| \meta{options}.
 
@@ -110,7 +110,8 @@ specify |\includegraphics| \meta{options}.
 \begin{tcbraster}[raster columns=3,size=fbox,raster equal height,
     colframe=red!50!black,colback=red!20!black,drop fuzzy shadow]
   \tcbincludegraphics{goldshade.png}
-  \tcbincludegraphics[graphics options={angle=20}]{goldshade.png}
+  \newcommand{\myangle}{angle=20}%
+  \tcbincludegraphics[graphics options=\myangle]{goldshade.png}
   \tcbincludegraphics[graphics options={viewport=0cm 0cm 8cm 4cm,clip}]
     {goldshade.png}
 \end{tcbraster}
@@ -150,5 +151,48 @@ The \meta{selection} has to be given using the |\foreach| syntax of \tikzname.
 \end{dispListing}
 \end{docTcbKey}
 
+\clearpage
+
+
+\begin{docTcbKey}[][doc new=2018-03-21]{graphics orientation}{=\meta{orientation}}{no default, initially |as-is|}
+  Used for \refCom{tcbincludegraphics} and \refCom{tcbincludepdf} to
+  guarantee a certain \meta{orientation} of the included image.
+  After all other options for the image are processed, the result is possibly
+  rotated to be in landscape or portrait mode.
+
+  Feasible values for \meta{orientation} are:
+  \begin{itemize}
+  \item\docValue{as-is}: no rotation of the processed image.
+  \item\docValue{landscape}:
+    the processed image is possibly rotated by 90 degrees
+    to ensure that the final width is not smaller than the final height.
+  \item\docValue{landscape*}:
+    the processed image is possibly rotated by -90 degrees
+    to ensure that the final width is not smaller than the final height.
+  \item\docValue{portrait}:
+    the processed image is possibly rotated by 90 degrees
+    to ensure that the final height is not smaller than the final width.
+  \item\docValue{portrait*}:
+    the processed image is possibly rotated by -90 degrees
+    to ensure that the final height is not smaller than the final width.
+  \end{itemize}
+
+\begin{dispExample}
+% \tcbuselibrary{raster}
+\begin{tcbraster}[raster columns=6,size=fbox,raster equal height,
+    colframe=red!50!black,colback=red!20!black,drop fuzzy shadow]
+  \tcbincludegraphics{Basilica_5.png}
+  \tcbincludegraphics[graphics orientation=landscape]{Basilica_5.png}
+  \tcbincludegraphics[graphics orientation=portrait]{Basilica_5.png}
+  \tcbincludegraphics[graphics orientation=portrait*]{Basilica_5.png}
+  \tcbincludegraphics[graphics options={viewport=0cm 0cm 2cm 3cm,clip}]
+    {goldshade.png}
+  \tcbincludegraphics[graphics options={viewport=0cm 0cm 2cm 3cm,clip},
+    graphics orientation=landscape]{goldshade.png}
+\end{tcbraster}
+\end{dispExample}
+
+
+\end{docTcbKey}
 
 
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.listings.tex b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.listings.tex
index 37c3c7b9b0b..22c5023c056 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.listings.tex
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.listings.tex
@@ -691,20 +691,26 @@ This is a \LaTeX\ example.
 
 
 \clearpage
-\begin{docTcbKey}{listing side text}{}{no value}
+\begin{docTcbKey}{listing side text}{}{style, no value}
 Typesets the environment content side by side as listing in the left (upper)
 part and as compiled text in the right (lower) part.
+This is a shortcut for setting \refKey{/tcb/listing and text} and \refKey{/tcb/sidebyside}.
 \begin{dispExample}
 \begin{tcblisting}{colback=red!5!white,colframe=red!75!black,listing side text}
 This is a \LaTeX\ example.
 \end{tcblisting}
 \end{dispExample}
+\begin{marker}
+Note that |sidebyside=false| has to be added, if the setting of
+\refKey{/tcb/listing side text} is to be annihilated.
+\end{marker}
 \end{docTcbKey}
 
 
-\begin{docTcbKey}{text side listing}{}{no value}
+\begin{docTcbKey}{text side listing}{}{style, no value}
 Typesets the environment content side by side as compiled text in the left (upper)
 part and as listing in the right (lower) part.
+This is a shortcut for setting \refKey{/tcb/text and listing} and \refKey{/tcb/sidebyside}.
 \begin{dispExample}
 \begin{tcblisting}{colback=red!5!white,colframe=red!75!black,text side listing}
 This is a \LaTeX\ example.
@@ -744,9 +750,10 @@ This is a \LaTeX\ example.
 
 
 \clearpage
-\begin{docTcbKey}{listing side comment}{}{no value}
+\begin{docTcbKey}{listing side comment}{}{style, no value}
 Typesets the environment content side by side as listing in the left (upper)
 part and a given comment in the right (lower) part.
+This is a shortcut for setting \refKey{/tcb/listing and comment} and \refKey{/tcb/sidebyside}.
 \begin{dispExample}
 \begin{tcblisting}{colback=red!5!white,colframe=red!75!black,listing side comment,
   righthand width=1.5cm,image comment={width=1.5cm}{example-image-a.pdf}}
@@ -756,9 +763,10 @@ This is a \LaTeX\ example.
 \end{docTcbKey}
 
 
-\begin{docTcbKey}{comment side listing}{}{no value}
+\begin{docTcbKey}{comment side listing}{}{style, no value}
 Typesets the environment content side by side with a given comment in the left (upper)
 part and as listing in the right (lower) part.
+This is a shortcut for setting \refKey{/tcb/comment and listing} and \refKey{/tcb/sidebyside}.
 \begin{dispExample}
 \begin{tcblisting}{colback=red!5!white,colframe=red!75!black,comment side listing,
   lefthand width=1.5cm,image comment={width=1.5cm}{example-image-a.pdf}}
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.magazine.tex b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.magazine.tex
index 88e4307ba5d..bf9c106bc44 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.magazine.tex
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.magazine.tex
@@ -105,6 +105,8 @@ registers.
 \end{dispListing}
 \end{docCommand}
 
+\enlargethispage*{20mm}
+
 \begin{docTcbKey}[][doc new=2015-07-13]{reset box array}{\colOpt{=\meta{name}}}{default |default|, initially unset}
   Resets the size counter of a box array \meta{name} to zero.
   Use this or \refCom{boxarrayreset} (which does the same) before
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.recording.tex b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.recording.tex
index 2bbdcb9deeb..75c016fb91c 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.recording.tex
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.recording.tex
@@ -10,7 +10,7 @@ to a file for later usage. The main application scenario is depicted in
 information about example solutions is recorded and read again
 in \Vref{sec:recording-solutions}.
 
-\subsection{Makros}\label{sec:recording-makros}
+\subsection{Macros}\label{sec:recording-makros}
 \begin{docCommand}[doc new=2014-11-28]{tcbstartrecording}{\oarg{file name}}
   Opens a file denoted by \meta{file name} for writing the records.
   The default file name is |\jobname.records|.
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.s_main.sty b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.s_main.sty
index 6efb39eb240..7307f888597 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.s_main.sty
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.s_main.sty
@@ -252,3 +252,10 @@
 }
 
 \newrobustcmd*{\tcbexclamation}{!}
+
+\newtcbox{\section@box}{tile,before=\clearpage\noindent,after=,
+  fontupper=\normalfont\Large\bfseries,capture=minipage,colback=blue!80,coltext=white,
+  boxsep=0mm,top=4mm,bottom=4mm,left=\oddsidemargin+1in,right=\oddsidemargin+1in,
+  spread sidewards,fuzzy halo=1mm with blue!50!gray}
+
+\renewcommand\section{\@startsection{section}{1}{\z@}{\z@}{5mm}{\section@box}}
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.technical.tex b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.technical.tex
index 772ef03aaa8..566a4f5a45b 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.technical.tex
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.technical.tex
@@ -12,14 +12,6 @@ for most users are documented.
 The following explanations also cover options and settings from the \mylib{skins} library,
 see  \Vref{sec:skins}.
 
-
-%The library is loaded by a package option or inside the preamble by:
-%\begin{dispListing}
-%\tcbuselibrary{skins}
-%\end{dispListing}
-%This also loads the package |tikz| \cite{tantau:2015a}. Typically but not necessarily,
-%the following skins use |tikz| instead of |pgf|.
-
 \subsection{Skins and Drawing Engines}\label{sec:skincorekeys}
 From a technical point of view, a \emph{skin} is a style definition for the
 appearance of a |tcolorbox|. The core package provides some additional
@@ -44,17 +36,6 @@ option from the core package has to be set.
 \end{dispExample}
 \end{docTcbKey}
 
-
-%\begin{marker}
-%  On first read, you may skip the rest of this subsection and proceed to
-%  Subsection \ref{subsec:addstyleoptions} on page \pageref{subsec:addstyleoptions}.
-%  All following keys in this subsection are automatically set by the selected skin
-%  and you may never have to temper with them.
-%  Nevertheless, they can be used after a skin was selected to modify
-%  this skin.
-%\end{marker}
-
-
 \begin{docTcbKey}{skin first}{=\meta{name}}{style, no default, initially \texttt{standard}}
   If the box is set to be \refKey{/tcb/breakable} and \emph{is} broken actually,
   then the skin for the \emph{first} part of the break sequence
@@ -79,6 +60,8 @@ option from the core package has to be set.
 \end{docTcbKey}
 
 
+\clearpage
+
 \begin{docTcbKey}{graphical environment}{=\meta{name}}{no default, initially \texttt{pgfpicture}}
   Sets the graphical environment for the |tcolorbox| to \meta{name}.
   Feasible values are |pgfpicture| and |tikzpicture| or environments which
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.theorems.tex b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.theorems.tex
index df9f8974015..ad0bc344f36 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.theorems.tex
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.theorems.tex
@@ -31,7 +31,7 @@ This also loads the package |amsmath|.
   The new environment \meta{name}|*| takes one optional and one mandatory
   parameter and represents an unnumbered variant of the environment \meta{name}.
   This variant is not labeled and not listed in lists of theorems.
-%\enlargethispage*{20mm}
+\enlargethispage*{20mm}
 \inputpreamblelisting{F}
 \begin{dispExample}
 % usage of '\nameref' needs 'nameref' or 'hyperref' to be loaded
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.vignette.tex b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.vignette.tex
index 6c3e04bf7eb..d43c42993b8 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.vignette.tex
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.doc.vignette.tex
@@ -221,7 +221,6 @@ is used internally.
 \end{dispExample*}
 \end{vigTcbKey}
 
-\clearpage
 \begin{vigTcbKey}[][doc new=2016-04-22]{vertical size}{=\meta{length}}{style, initially |2mm|}
   Sets \refKey{/tcb/vig/north size} and \refKey{/tcb/vig/south size},
   to the given \meta{length}.
@@ -281,6 +280,8 @@ be set \emph{before} \refKey{/tcb/vig/outside node} is used.
 \end{dispExample*}
 \end{vigTcbKey}
 
+\clearpage
+
 \begin{vigTcbKey}[][doc new=2016-04-22]{east style}{=\marg{style}}{no default, initially |red!75!black|}
   Sets \tikzname\ \meta{style} options for the east \emph{vignette} part.
 \begin{dispExample*}{sbs,righthand width=3cm,center lower}
@@ -291,7 +292,7 @@ be set \emph{before} \refKey{/tcb/vig/outside node} is used.
 \end{dispExample*}
 \end{vigTcbKey}
 
-\clearpage
+
 \begin{vigTcbKey}[][doc new=2016-04-22]{west style}{=\marg{style}}{no default, initially |red!75!white|}
   Sets \tikzname\ \meta{style} options for the west \emph{vignette} part.
 \begin{dispExample*}{sbs,righthand width=3cm,center lower}
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.pdf b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.pdf
index 90b394baad6..b0f8140a90d 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.pdf
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.pdf
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.tex b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.tex
index a4492686df2..18f90c3844f 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.tex
+++ b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.tex
@@ -1,5 +1,5 @@
 % \LaTeX-Main\
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcolorbox.tex: Manual
 %%
 %% -------------------------------------------------------------------------------------------
@@ -43,8 +43,8 @@
 \setlength{\bibitemsep}{\smallskipamount}
 \addbibresource{tcolorbox.doc.bib}
 
-\def\version{4.12}%
-\def\datum{2018/01/12}%
+\def\version{4.13}%
+\def\datum{2018/03/22}%
 \makeindex
 
 \hypersetup{
@@ -58,7 +58,7 @@
 
 %\tcbset{draftmode}
 \tcbset{/tcb/external/-}% for final run
-%\includeonly{tcolorbox.doc.theorems}
+%\includeonly{tcolorbox.doc.documentation}
 
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbbreakable.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbbreakable.code.tex
index c6129c12dee..7f43f3df097 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbbreakable.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbbreakable.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcbbreakable.code.tex: Code for breakable colorboxes
 %%
 %% -------------------------------------------------------------------------------------------
@@ -17,7 +17,7 @@
 %%
 %% This work consists of all files listed in README
 %%
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \let\tcb@parboxrestore@true=\tcb@parboxrestore
 \let\tcb@parboxrestore@false\tcb@parbox@false@settings
@@ -579,6 +579,7 @@
           \fi%
         \else%
           \ifdim\dimexpr\tcb@h@upper=0pt\relax%
+            \tcb@warning{Discard zero height first box part due to break problems (possible loss of zero height content)}%
             \tcb@split@break@to@start%
           \else%
             \tcb@sdraw@U%
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbdocumentation.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbdocumentation.code.tex
index 27a807d9159..c724b871150 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbdocumentation.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbdocumentation.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcbdocumentation.code.tex: Code for LaTeX documentations
 %%
 %% -------------------------------------------------------------------------------------------
@@ -17,7 +17,7 @@
 %%
 %% This work consists of all files listed in README
 %%
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \tcbuselibrary{listings,skins,xparse,external}
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbexternal.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbexternal.code.tex
index 9fd9b69ff83..fbef0b4c908 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbexternal.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbexternal.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcbexternal.code.tex: Code for externalization
 %%
 %% -------------------------------------------------------------------------------------------
@@ -17,7 +17,7 @@
 %%
 %% This work consists of all files listed in README
 %%
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \tcbuselibrary{pro@cessing}
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbfitting.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbfitting.code.tex
index 1f4e21906de..f17843d9654 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbfitting.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbfitting.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcbfitting.code.tex: Code for fit boxes
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,7 +18,7 @@
 %% This work consists of all files listed in README
 %%
 %\makeatletter
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \newdimen\tcbfitdim
 \newdimen\tcb@lowerfitdim
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbhooks.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbhooks.code.tex
index 15411be5749..67e01d333fc 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbhooks.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbhooks.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcbhooks.code.tex: Code for adding hooks
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,7 +18,7 @@
 %% This work consists of all files listed in README
 %%
 %\makeatletter
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \tcbset{%
   before upper app/.code={\appto\kvtcb@before@upper{#1}},%
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcblistings.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcblistings.code.tex
index 0ce01409a8e..7791d9638fc 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcblistings.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcblistings.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcblistings.code.tex: Code for colorboxes with listings
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,7 +18,7 @@
 %% This work consists of all files listed in README
 %%
 %\makeatletter
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \RequirePackage{listings}[2007/02/22]
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcblistingscore.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcblistingscore.code.tex
index 7119462ba9e..b4fe8d17cd4 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcblistingscore.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcblistingscore.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcblistingscode.code.tex: Auxiliary code for colorboxes with listings
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,7 +18,7 @@
 %% This work consists of all files listed in README
 %%
 %\makeatletter
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \tcbuselibrary{pro@cessing}
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcblistingsutf8.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcblistingsutf8.code.tex
index 58fe13d458c..44d19c95777 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcblistingsutf8.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcblistingsutf8.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcblistingsutf8.code.tex: Code for colorboxes with listings in UTF-8
 %%
 %% -------------------------------------------------------------------------------------------
@@ -17,7 +17,7 @@
 %%
 %% This work consists of all files listed in README
 %%
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \RequirePackage{listingsutf8}[2011/11/10]
 \tcbuselibrary{listings}
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbmagazine.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbmagazine.code.tex
index 160f5e7b6c2..dad68e4287a 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbmagazine.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbmagazine.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcbmagazine.code.tex: Code for box sets and magazine styles
 %%
 %% -------------------------------------------------------------------------------------------
@@ -17,7 +17,7 @@
 %%
 %% This work consists of all files listed in README
 %%
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \tcbuselibrary{breakable}
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbminted.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbminted.code.tex
index 0fb6ec8d9c7..c8d512dfa2b 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbminted.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbminted.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcbminted.code.tex: Code for colorboxes with listings
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,7 +18,7 @@
 %% This work consists of all files listed in README
 %%
 %\makeatletter
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \RequirePackage{minted}[2011/09/17]
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbposter.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbposter.code.tex
index 0b43615daf6..ae47d8665cb 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbposter.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbposter.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcbposter.code.tex: Code for posters
 %%
 %% -------------------------------------------------------------------------------------------
@@ -17,7 +17,7 @@
 %%
 %% This work consists of all files listed in README
 %%
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \tcbuselibrary{breakable,magazine,skins,fitting}
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbprocessing.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbprocessing.code.tex
index bda9545effb..6bb8a1c73da 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbprocessing.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbprocessing.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcbprocessing.code.tex: Code for conditional processing
 %%
 %% -------------------------------------------------------------------------------------------
@@ -17,7 +17,7 @@
 %%
 %% This work consists of all files listed in README
 %%
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \RequirePackage{pdftexcmds}
 \RequirePackage{shellesc}
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbraster.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbraster.code.tex
index 74a16baa0b5..2da431c59de 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbraster.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbraster.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcbskinsjigsaw.code.tex: Code for colorboxes with different skins
 %%
 %% -------------------------------------------------------------------------------------------
@@ -17,7 +17,7 @@
 %%
 %% This work consists of all files listed in README
 %%
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \newcounter{tcbrastercolumn}
 \newcounter{tcbrasterrow}
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbskins.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbskins.code.tex
index 90119646a62..d71b330609f 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbskins.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbskins.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcbskins.code.tex: Code for colorboxes with different skins
 %%
 %% -------------------------------------------------------------------------------------------
@@ -17,7 +17,7 @@
 %%
 %% This work consists of all files listed in README
 %%
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \RequirePackage{tikz}[2010/10/13]
 
@@ -1218,7 +1218,9 @@
 \def\tcb@ppbb@textbox#1{\pgftext[x=\the\dimexpr\pgf@xa+\tcb@ppbb@width/2\relax,y=\pgf@ya+\tcb@ppbb@height/2]{#1}}
 
 \def\tcb@set@waterbox@to@graphics#1{%
-  \setbox\tcb@waterbox=\color@hbox\pgfinterruptpicture{\expandafter\includegraphics\expandafter[\tcb@tikz@fill@graphics@options]{#1}}\endpgfinterruptpicture\color@endbox%
+  \setbox\tcb@waterbox=\color@hbox\pgfinterruptpicture%
+    \begingroup\edef\x{\endgroup\noexpand\includegraphics[\tcb@tikz@fill@graphics@options]}\x{#1}%
+    \endpgfinterruptpicture\color@endbox%
 }
 
 \def\tcb@set@waterbox@to@picture#1{%
@@ -1234,7 +1236,7 @@
   fill image options=,%
   fill plain image/.style={path picture={%
     \tcb@process@ppbb@wh%
-    \tcb@ppbb@textbox{\expandafter\includegraphics\expandafter[\tcb@tikz@fill@graphics@options]{#1}}%
+    \tcb@ppbb@textbox{\begingroup\edef\x{\endgroup\noexpand\includegraphics[\tcb@tikz@fill@graphics@options]}\x{#1}}%
   }},
   fill plain picture/.style={path picture={%
     \tcb@process@ppbb@wh%
@@ -1243,9 +1245,9 @@
   }},
   fill stretch image/.style={path picture={%
     \tcb@process@ppbb@wh%
-    \tcb@ppbb@textbox{\expandafter\includegraphics\expandafter[\tcb@tikz@fill@graphics@options,%
+    \tcb@ppbb@textbox{\begingroup\edef\x{\endgroup\noexpand\includegraphics[\tcb@tikz@fill@graphics@options,%
       width=\the\dimexpr\tcb@tikz@fill@graphics@scale\dimexpr\tcb@ppbb@width\relax,%
-      height=\the\dimexpr\tcb@tikz@fill@graphics@scale\dimexpr\tcb@ppbb@height\relax]{#1}}%
+      height=\the\dimexpr\tcb@tikz@fill@graphics@scale\dimexpr\tcb@ppbb@height\relax]}\x{#1}}%
   }},
   fill stretch picture/.style={path picture={%
     \tcb@process@ppbb@wh%
@@ -1703,28 +1705,48 @@
 
 
 \def\tcb@include@graphics{%
+  \let\tcb@graphics@options\kvtcb@graphics@options%
+  \ifnum\kvtcb@graphics@orientation>-1\relax%
+    \setbox\tcb@waterbox=\color@hbox\begingroup\edef\x{\endgroup\noexpand\includegraphics[\tcb@graphics@options]}\x{\imagepath}\color@endbox%
+    \ifcase\kvtcb@graphics@orientation\relax%
+      \ifdim\wd\tcb@waterbox<\dimexpr\ht\tcb@waterbox+\dp\tcb@waterbox\relax%
+        \appto\tcb@graphics@options{,angle=90}%
+      \fi%
+    \or%
+      \ifdim\wd\tcb@waterbox<\dimexpr\ht\tcb@waterbox+\dp\tcb@waterbox\relax%
+        \appto\tcb@graphics@options{,angle=-90}%
+      \fi%
+    \or%
+      \ifdim\wd\tcb@waterbox>\dimexpr\ht\tcb@waterbox+\dp\tcb@waterbox\relax%
+        \appto\tcb@graphics@options{,angle=90}%
+      \fi%
+    \or%
+      \ifdim\wd\tcb@waterbox>\dimexpr\ht\tcb@waterbox+\dp\tcb@waterbox\relax%
+        \appto\tcb@graphics@options{,angle=-90}%
+      \fi%
+    \fi%
+  \fi%
   \ifdefstring{\kvtcb@capture}{hbox}{%
     \tcbox{%
-      \begingroup\edef\x{\endgroup\noexpand\includegraphics[\expandonce\kvtcb@graphics@options]}%
+      \begingroup\edef\x{\endgroup\noexpand\includegraphics[\tcb@graphics@options]}%
       \x{\imagepath}%
     }%
   }{%
     \iftcb@fixedheight%
       \begin{tcolorbox}%
-        \begingroup\edef\x{\endgroup\noexpand\includegraphics[\expandonce\kvtcb@graphics@options,width=\linewidth,height=\tcbtextheight,keepaspectratio]}%
+        \begingroup\edef\x{\endgroup\noexpand\includegraphics[\tcb@graphics@options,width=\linewidth,height=\tcbtextheight,keepaspectratio]}%
         \x{\imagepath}%
       \end{tcolorbox}%
     \else%
       \ifdefempty\tcb@height@adjust{%
         \begin{tcolorbox}%
-          \begingroup\edef\x{\endgroup\noexpand\includegraphics[\expandonce\kvtcb@graphics@options,width=\linewidth]}%
+          \begingroup\edef\x{\endgroup\noexpand\includegraphics[\tcb@graphics@options,width=\linewidth]}%
           \x{\imagepath}%
         \end{tcolorbox}%
       }{% height fill
         \begin{tcolorbox}[underlay={%
           \begin{tcbclipinterior}%
-          \begingroup\edef\x{\endgroup\noexpand\tikzset{fill image options={\expandonce\kvtcb@graphics@options}}}\x%
-          \path[fill zoom image={\imagepath}]
+          \path[fill zoom image*={\tcb@graphics@options}{\imagepath}]
             ([xshift=\kvtcb@boxsep+\kvtcb@leftupper,yshift=\kvtcb@boxsep+\kvtcb@bottom]interior.south west) rectangle
             ([xshift=-\kvtcb@boxsep-\kvtcb@rightupper,yshift=-\kvtcb@boxsep-\kvtcb@top]interior.north east);
           \end{tcbclipinterior}%
@@ -1817,6 +1839,12 @@
   graphics options/.store in=\kvtcb@graphics@options,
   graphics pages/.store in=\kvtcb@graphics@pages,
   graphics directory/.store in=\kvtcb@graphics@directory,
+  graphics orientation/.is choice,
+  graphics orientation/as-is/.code={\def\kvtcb@graphics@orientation{-1}},
+  graphics orientation/landscape/.code={\def\kvtcb@graphics@orientation{0}},
+  graphics orientation/landscape*/.code={\def\kvtcb@graphics@orientation{1}},
+  graphics orientation/portrait/.code={\def\kvtcb@graphics@orientation{2}},
+  graphics orientation/portrait*/.code={\def\kvtcb@graphics@orientation{3}},
 }
 
 \newcommand{\tcbhypernode}[2]{\ifdefined\hypersetup\@ifundefined{pgf@sh@ns@#2}{}{%
@@ -1858,7 +1886,7 @@
     clip title=false,clip upper=false,clip lower=false,%
     no borderline,smart shadow arc,no shadow,no underlay,no finish,tikz reset,at begin tikz reset,at end tikz reset,%
     boxed title size=title,no boxed title style,hbox boxed title,code={\let\tcb@specialgeonodes@hook\relax},%
-    graphics options=,graphics pages={1,...,\pdfpages},graphics directory=,%
+    graphics options=,graphics pages={1,...,\pdfpages},graphics directory=,graphics orientation=as-is,%
   },
   initialize@reset=reset@skins,
 }
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbskinsjigsaw.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbskinsjigsaw.code.tex
index ec1180d05cd..d77a1c3a3a5 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbskinsjigsaw.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbskinsjigsaw.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcbskinsjigsaw.code.tex: Code for colorboxes with different skins
 %%
 %% -------------------------------------------------------------------------------------------
@@ -17,7 +17,7 @@
 %%
 %% This work consists of all files listed in README
 %%
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \tcbuselibrary{skins}
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbtheorems.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbtheorems.code.tex
index 8d666acced7..a7e9b0a1ac5 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbtheorems.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbtheorems.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcbtheorems.code.tex: Code for theorems in colorboxes
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,7 +18,7 @@
 %% This work consists of all files listed in README
 %%
 %\makeatletter
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \RequirePackage{amsmath}
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbvignette.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbvignette.code.tex
index 4de697b72f7..97e05e21b2e 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbvignette.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbvignette.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcbvignette.code.tex: Code for ornamental frames
 %%
 %% -------------------------------------------------------------------------------------------
@@ -17,7 +17,7 @@
 %%
 %% This work consists of all files listed in README
 %%
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \tcbuselibrary{skins}
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbxparse.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbxparse.code.tex
index 2a862879679..8910fbf7027 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcbxparse.code.tex
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcbxparse.code.tex
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcbxparse.code.tex: Code for xparse features
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,7 +18,7 @@
 %% This work consists of all files listed in README
 %%
 %\makeatletter
-\tcb@set@library@version{4.12}
+\tcb@set@library@version{4.13}
 
 \RequirePackage{xparse}[2013/12/31]
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcolorbox.sty b/Master/texmf-dist/tex/latex/tcolorbox/tcolorbox.sty
index 76e1313224a..a920818f71e 100644
--- a/Master/texmf-dist/tex/latex/tcolorbox/tcolorbox.sty
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcolorbox.sty
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 4.12 (2018/01/12)
+%% The LaTeX package tcolorbox - version 4.13 (2018/03/22)
 %% tcolorbox.sty: Text color boxes
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,8 +18,8 @@
 %% This work consists of all files listed in README
 %%
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{tcolorbox}[2018/01/12 version 4.12 text color boxes]
-\def\tcb@version{4.12}
+\ProvidesPackage{tcolorbox}[2018/03/22 version 4.13 text color boxes]
+\def\tcb@version{4.13}
 
 \RequirePackage{pgf}[2008/01/15]
 \RequirePackage{verbatim}[2003/08/22]
@@ -414,6 +414,7 @@
   grow to right by/.code={%
     \tcbdimto\kvtcb@width{\kvtcb@width+#1}%
     \pgfkeysalso{enlarge right by={-\the\dimexpr#1\relax}}},%
+  grow sidewards by/.style={grow to left by={#1},grow to right by={#1}},%
   left skip/.style={grow to left by={-\dimexpr#1\relax}},
   right skip/.style={grow to right by={-\dimexpr#1\relax}},
   leftright skip/.style={left skip={#1},right skip={#1}},