tcolorbox (7mar13)

git-svn-id: svn://tug.org/texlive/trunk@29309 c570f23f-e606-0410-a88d-b1316a301751

13 files changed, 280 insertions, 99 deletions

diff --git a/Master/texmf-dist/doc/latex/tcolorbox/CHANGES b/Master/texmf-dist/doc/latex/tcolorbox/CHANGES
index f11ff014d33..7b505aac700 100644
--- a/Master/texmf-dist/doc/latex/tcolorbox/CHANGES
+++ b/Master/texmf-dist/doc/latex/tcolorbox/CHANGES
@@ -1,4 +1,4 @@
-%% The LaTeX package tcolorbox - version 2.00 (2013/03/01)

+%% The LaTeX package tcolorbox - version 2.01 (2013/03/07)

 %%

 %% -------------------------------------------------------------------------------------------

 %% Copyright (c) 2006-2012 by Prof. Dr. Dr. Thomas F. Sturm <thomas dot sturm at unibw dot de>

@@ -70,7 +70,7 @@ version 1.30 (2012/04/20)
   'colbacklower'

 

 version 2.00 (2013/03/01)

-- breaking news: the new library 'breakable' add breaking support to tcolorbox.

+- breaking news: the new library 'breakable' adds breaking support to tcolorbox.

 - e-TeX now used instead of calc

 - new key 'adjust text' and new implementation for 'adjusted title'

 - new geometry keys:

@@ -99,5 +99,19 @@ version 2.00 (2013/03/01)
   'watermark text', 'watermark text on', 'watermark graphics',

   'watermark graphics on', 'watermark tikz', 'watermark tikz on',

   'no watermark', 'watermark opacity', 'watermark color',

-  'watermark zoom', 'watermark stretch',

+  'watermark zoom', 'watermark stretch'

+

+version 2.01 (2013/03/07)

+- bug fix: superfluous vertical space for a breakable box which appeared after a page break

+- bug fix: height computation error when a broken boxed starts with a segmentation line

+- new key for the 'listings' library:

+  'listing inputencoding'

+- new library 'listingsutf8' as variant of 'listings' with new key

+  'listing utf8'

+- keys 'toprule at break', 'bottomrule at break',

+  'enlarge top at break by', 'enlarge bottom at break by'

+  moved from core package to 'breakable' library.

+- new keys for the 'breakable' library:

+  'topsep at break', 'bottomsep at break', 'pad before break',

+  'pad after break', 'pad at break'

 

diff --git a/Master/texmf-dist/doc/latex/tcolorbox/README b/Master/texmf-dist/doc/latex/tcolorbox/README
index 217e6249343..f5e5e6fbf9d 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 2.00 (2013/03/01)
+%% The LaTeX package tcolorbox - version 2.01 (2013/03/07)
 %%
 %% -------------------------------------------------------------------------------------------
 %% Copyright (c) 2006-2013 by Prof. Dr. Dr. Thomas F. Sturm <thomas dot sturm at unibw dot de>
@@ -32,6 +32,7 @@ Contents of the package
   'tcbbreakable.code.tex'     LaTeX package file (library of tcolorbox)
   'tcbdocumenation.code.tex'  LaTeX package file (library of tcolorbox)
   'tcblistings.code.tex'      LaTeX package file (library of tcolorbox)
+  'tcblistingsutf8.code.tex'  LaTeX package file (library of tcolorbox)
   'tcbskins.code.tex'         LaTeX package file (library of tcolorbox)
   'tcbtheorems.code.tex'      LaTeX package file (library of tcolorbox)
   'tcolorbox.pdf'             Documentation for tcolorbox
@@ -50,6 +51,7 @@ Alternatively, put the files to their respective locations within the TeX instal
   'tcbbreakable.code.tex'     ->  /tex/latex/tcolorbox
   'tcbdocumenation.code.tex'  ->  /tex/latex/tcolorbox
   'tcblistings.code.tex'      ->  /tex/latex/tcolorbox
+  'tcblistingsutf8.code.tex'  ->  /tex/latex/tcolorbox
   'tcbtheorems.code.tex'      ->  /tex/latex/tcolorbox
   'tcbskins.code.tex'         ->  /tex/latex/tcolorbox
   all other files             ->  /doc/latex/tcolorbox
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example.pdf b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox-example.pdf
index 22711a6773e..432f7194929 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 67b4a3da847..80aae833f4b 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 2.00 (2013/03/01)
+%% The LaTeX package tcolorbox - version 2.01 (2013/03/07)
 %% tcolorbox-example.tex: an example for tcolorbox
 %%
 %% -------------------------------------------------------------------------------------------
diff --git a/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.pdf b/Master/texmf-dist/doc/latex/tcolorbox/tcolorbox.pdf
index 2a7701620ad..ad3fbe01abe 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 1f6ed365176..42b21104154 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 2.00 (2013/03/01)
+%% The LaTeX package tcolorbox - version 2.01 (2013/03/07)
 %% tcolorbox.tex: Manual
 %%
 %% -------------------------------------------------------------------------------------------
@@ -81,8 +81,8 @@
   pdfkeywords={colored boxes, LaTeX examples, theorems}
 }
 
-\def\version{2.00}%
-\def\datum{2013/03/01}%
+\def\version{2.01}%
+\def\datum{2013/03/07}%
 \makeindex
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -175,32 +175,41 @@ The following keys are used inside |\tcbuselibrary| respectively
 
 \begin{docTcbKey}[library]{listings}{}{no value}
   Loads the package |listings| \cite{heinz:2007a} and provides additional
-  macros for typesetting listings which are described in section \ref{sec:listings}
+  macros for typesetting listings which are described in Section \ref{sec:listings}
   from page \pageref{sec:listings}.
 \end{docTcbKey}
 
+\begin{docTcbKey}[library]{listingsutf8}{}{no value}
+  Loads the packages |listings| \cite{heinz:2007a} and
+  |listingsutf8| \cite{oberdiek:2011a} for UTF-8 support.
+  This is a variant of the library 'listings'
+  and is described in Section \ref{sec:listings}
+  from page \pageref{sec:listings}.
+\end{docTcbKey}
+
+
 \begin{docTcbKey}[library]{theorems}{}{no value}
   Provides additional
-  macros for typesetting theorems which are described in section \ref{sec:theorems}
+  macros for typesetting theorems which are described in Section \ref{sec:theorems}
   from page \pageref{sec:theorems}.
 \end{docTcbKey}
 
 \begin{docTcbKey}[library]{documentation}{}{no value}
   Provides additional
   macros for typesetting \LaTeX\ documentations
-  which are described in section \ref{sec:documentation}
+  which are described in Section \ref{sec:documentation}
   from page \pageref{sec:documentation}.
 \end{docTcbKey}
 
 \begin{docTcbKey}[library]{skins}{}{no value}
   Loads the package |tikz| \cite{tantau:2010c} and provides additional
   styles (skins) for the appearance of the colored boxes; see
-  section \ref{sec:skins} from page \pageref{sec:skins}.
+  Section \ref{sec:skins} from page \pageref{sec:skins}.
 \end{docTcbKey}
 
 \begin{docTcbKey}[library]{breakable}{}{no value}
   Provides support for automatic box breaking from one page to another;
-  see section \ref{sec:breakable} from page \pageref{sec:breakable}.
+  see Section \ref{sec:breakable} from page \pageref{sec:breakable}.
 \end{docTcbKey}
 
 
@@ -532,12 +541,6 @@ This is a \textbf{tcolorbox}.
 \end{dispExample}
 \end{docTcbKey}
 
-\begin{docTcbKey}{toprule at break}{=\meta{length}}{no default, initially \texttt{0.5mm}}
-  Sets the line width of the top rule to \meta{length} \emph{if} the box is \refKey{/tcb/breakable}.
-  In this case, it is applied to \emph{middle} and \emph{last} parts in a
-  break sequence. Note that \refKey{/tcb/toprule} overwrites this value
-  if used afterwards.
-\end{docTcbKey}
 
 \begin{docTcbKey}{bottomrule}{=\meta{length}}{no default, initially \texttt{0.5mm}}
   Sets the line width of the bottom rule to \meta{length}.
@@ -550,26 +553,19 @@ This is a \textbf{tcolorbox}.
 \end{dispExample}
 \end{docTcbKey}
 
-\begin{docTcbKey}{bottomrule at break}{=\meta{length}}{no default, initially \texttt{0.5mm}}
-  Sets the line width of the bottom rule to \meta{length} \emph{if} the box is \refKey{/tcb/breakable}.
-  In this case, it is applied to \emph{first} and \emph{middle} parts in a
-  break sequence. Note that \refKey{/tcb/bottomrule} overwrites this value
-  if used afterwards.
-\end{docTcbKey}
 
-\clearpage
 \begin{docTcbKey}{leftrule}{=\meta{length}}{no default, initially \texttt{0.5mm}}
   Sets the line width of the left rule to \meta{length}.
 \begin{dispExample}
 \tcbset{colback=red!5!white,colframe=red!75!black}
 
-\clearpage
 \begin{tcolorbox}[leftrule=3mm]
 This is a \textbf{tcolorbox}.
 \end{tcolorbox}
 \end{dispExample}
 \end{docTcbKey}
 
+\clearpage
 \begin{docTcbKey}{rightrule}{=\meta{length}}{no default, initially \texttt{0.5mm}}
   Sets the line width of the right rule to \meta{length}.
 \begin{dispExample}
@@ -1250,14 +1246,6 @@ This is a \textbf{tcolorbox}.
 \end{docTcbKey}
 
 
-\begin{docTcbKey}{enlarge top at break by}{=\meta{length}}{no default, initially \texttt{0mm}}
-  Enlarges the bounding box distance to the top of the box by \meta{length}
-  \emph{if} the box is \refKey{/tcb/breakable}.
-  In this case, it is applied to \emph{middle} and \emph{last} parts in a
-  break sequence.
-  \refKey{/tcb/enlarge top by} overwrites this key.
-\end{docTcbKey}
-
 
 \begin{docTcbKey}{enlarge bottom by}{=\meta{length}}{no default, initially |0mm|}
   Enlarges the bounding box distance to the bottom of the box by \meta{length}.
@@ -1274,13 +1262,6 @@ This is a \textbf{tcolorbox}.
 \end{docTcbKey}
 
 
-\begin{docTcbKey}{enlarge bottom at break by}{=\meta{length}}{no default, initially \texttt{0mm}}
-  Enlarges the bounding box distance to the bottom of the box by \meta{length}
-  \emph{if} the box is \refKey{/tcb/breakable}.
-  In this case, it is applied to \emph{first} and \emph{middle} parts in a
-  break sequence. \refKey{/tcb/enlarge bottom by} overwrites this key.
-\end{docTcbKey}
-
 
 \clearpage
 \begin{docTcbKey}{enlarge left by}{=\meta{length}}{no default, initially |0mm|}
@@ -1457,13 +1438,25 @@ Now, we are using the file:\par
 
 
 \clearpage
-\section{Library 'listings'}\label{sec:listings}
+\section{Library 'listings' / 'listingsutf8'}\label{sec:listings}
 The library is loaded by a package option or inside the preamble by:
 \begin{dispListing}
 \tcbuselibrary{listings}
 \end{dispListing}
 This also loads the package |listings| \cite{heinz:2007a}.
 
+Alternatively, if your sources are encoded with UTF-8, you can use the support from
+the package |listingsutf8| \cite{oberdiek:2011a} by loading the library
+variant 'listingsutf8'.
+\begin{dispListing}
+\tcbuselibrary{listingsutf8}
+\tcbset{listing utf8=latin1}% optional; 'latin1' is the default.
+\end{dispListing}
+This also loads the packages |listings| \cite{heinz:2007a}
+and |listingsutf8| \cite{oberdiek:2011a}.
+
+
+
 \subsection{Macros of the Library}
 
 \begin{docEnvironment}{tcblisting}{\marg{options}}
@@ -1479,7 +1472,7 @@ This is a \LaTeX\ example which displays the text as source code
 and in compiled form.
 \end{tcblisting}
 \end{dispExample}
-\begin{dispExample}
+{\tcbset{breakable}\begin{dispExample}
 \begin{tcblisting}{colback=yellow!5,colframe=yellow!50!black,listing only,
     title=This is source code in another language (XML), fonttitle=\bfseries,
   listing options={language=XML,columns=fullflexible,keywordstyle=\color{red}}}
@@ -1491,10 +1484,11 @@ and in compiled form.
 </project>
 \end{tcblisting}
 \end{dispExample}
+}
 \end{docEnvironment}
 
 
-\clearpage
+%\clearpage
 \begin{docEnvironment}{tcboutputlisting}{}
   Saves the environment content to a file which is named by the key value of
   |listing file|. Later, this file can be loaded by
@@ -1577,6 +1571,23 @@ Here, we use the predefined style.
 \end{dispExample}
 \end{docTcbKey}
 
+
+\begin{docTcbKey}{listing inputencoding}{=\meta{encoding}}{no default, initially \texttt{\cs inputencodingname}}
+  Sets the input encoding value for the predefined listing style |tcblatex|
+  and |tcbdocumentation| from the library 'documentation'.
+  The initial value is derived from the package |inputenc| if used.
+\end{docTcbKey}
+
+
+\begin{docTcbKey}{listing utf8}{=\meta{one-byte-encoding}}{style, no default, initially |latin1|}
+  Abbreviation for using \refKey{/tcb/listing inputencoding}
+  together with UTF-8 support from the package |listingsutf8| \cite{oberdiek:2011a}.
+  This option is available only for the library variant 'listingsutf8'.
+  The \meta{one-byte-encoding} is one of
+  the applicable encodings from \cite{oberdiek:2011a}, e.\,g.\ |latin1|.
+\end{docTcbKey}
+
+
 \clearpage
 \begin{docTcbKey}{listing and text}{}{no value, initially set}
   Typesets the environment content as listing in the upper part and
@@ -2155,6 +2166,11 @@ This also loads the library 'listings', see section \ref{sec:listings},
 and a bunch of packages, namely
 |doc|, |pifont|, |marvosym|, |hyperref|, and |makeidx|.
 
+For UTF-8 support, load:
+\begin{dispListing}
+  \tcbuselibrary{listingsutf8,documentation}
+\end{dispListing}
+
 
 \subsection{Macros of the Library}
 
@@ -4246,7 +4262,7 @@ parameters. The differences are:
 
 
 \clearpage
-\subsection{Option Keys}
+\subsection{Main Option Keys}
 \begin{docTcbKey}{breakable}{}{no value}
   Allows the |tcolorbox| to be breakable. If the box is larger than the
   available space at the current page, the box is automatically broken
@@ -4305,6 +4321,89 @@ parameters. The differences are:
 \end{docTcbKey}
 
 
+\clearpage
+\subsection{Option Keys for the Break Appearance}
+
+\begin{docTcbKey}{toprule at break}{=\meta{length}}{no default, initially \texttt{0.5mm}}
+  Sets the line width of the top rule to \meta{length} \emph{if} the box is \refKey{/tcb/breakable}.
+  In this case, it is applied to \emph{middle} and \emph{last} parts in a
+  break sequence. Note that \refKey{/tcb/toprule} overwrites this value
+  if used afterwards.
+\end{docTcbKey}
+
+
+\begin{docTcbKey}{bottomrule at break}{=\meta{length}}{no default, initially \texttt{0.5mm}}
+  Sets the line width of the bottom rule to \meta{length} \emph{if} the box is \refKey{/tcb/breakable}.
+  In this case, it is applied to \emph{first} and \emph{middle} parts in a
+  break sequence. Note that \refKey{/tcb/bottomrule} overwrites this value
+  if used afterwards.
+\end{docTcbKey}
+
+
+
+
+\begin{docTcbKey}{topsep at break}{=\meta{length}}{no default, initially \texttt{0mm}}
+  Additional vertical space of \meta{length} which is added at the top of
+  \emph{middle} and \emph{last} parts in a break sequence. In general,
+  it is not advisable to change this value if these parts start with a rule or a title.
+\end{docTcbKey}
+
+\begin{docTcbKey}{bottomsep at break}{=\meta{length}}{no default, initially \texttt{0mm}}
+  Additional vertical space of \meta{length} which is added at the bottom of
+  \emph{first} and \emph{middle} parts in a break sequence.
+  In general, it is not advisable to change this value if these parts end with a rule.
+\end{docTcbKey}
+
+\begin{docTcbKey}{pad before break}{=\meta{length}}{style, no default, initially \texttt{3.5mm}}
+  Sets the total amount of vertical space after the text content and before the
+  break point to \meta{length}. This style sets \refKey{/tcb/toprule at break} to |0pt|
+  and changes \refKey{/tcb/topsep at break} as required.
+  In general, it is not advisable to change this value if the
+  \emph{middle} and \emph{last} parts in a break sequence start with a rule or a title.
+\end{docTcbKey}
+
+\begin{docTcbKey}{pad after break}{=\meta{length}}{style, no default, initially \texttt{3.5mm}}
+  Sets the total amount of vertical space after the break point and before the
+  text content to \meta{length}. This style sets \refKey{/tcb/bottomrule at break} to |0pt|
+  and changes \refKey{/tcb/bottomsep at break} as required.
+  In general, it is not advisable to change this value if the
+  \emph{first} and \emph{middle} parts in a break sequence end with a rule.
+\end{docTcbKey}
+
+\begin{docTcbKey}{pad at break}{=\meta{length}}{style, no default, initially \texttt{3.5mm}}
+  Abbreviation for setting \meta{length} to \refKey{/tcb/pad before break}
+  and \refKey{/tcb/pad after break}.
+\end{docTcbKey}
+
+
+\begin{dispListing}
+% \usepackage{lipsum}  % preamble
+\tcbset{colback=red!5!white,colframe=red!75!black,fonttitle=\bfseries}
+
+\begin{tcolorbox}[enhanced,breakable,pad at break=0mm,
+  title={For this box, the pad space at the break point is set to 0mm}]
+  \lipsum[1-2]
+\end{tcolorbox}
+\end{dispListing}
+{\tcbusetemp}
+
+
+
+\begin{docTcbKey}{enlarge top at break by}{=\meta{length}}{no default, initially \texttt{0mm}}
+  Enlarges the bounding box distance to the top of the box by \meta{length}
+  \emph{if} the box is \refKey{/tcb/breakable}.
+  In this case, it is applied to \emph{middle} and \emph{last} parts in a
+  break sequence.
+  \refKey{/tcb/enlarge top by} overwrites this key.
+\end{docTcbKey}
+
+
+\begin{docTcbKey}{enlarge bottom at break by}{=\meta{length}}{no default, initially \texttt{0mm}}
+  Enlarges the bounding box distance to the bottom of the box by \meta{length}
+  \emph{if} the box is \refKey{/tcb/breakable}.
+  In this case, it is applied to \emph{first} and \emph{middle} parts in a
+  break sequence. \refKey{/tcb/enlarge bottom by} overwrites this key.
+\end{docTcbKey}
 
 
 \clearpage
@@ -4487,6 +4586,13 @@ own purposes.
    date      = {1998-02},
 }
 
+@manual{oberdiek:2011a,
+   author    = {Heiko Oberdiek},
+   title     = {The listingsutf8 package},
+   url       = {http://mirror.ctan.org/macros/latex/contrib/oberdiek/listingsutf8.pdf},
+   date      = {2011-11-10},
+}
+
 \end{tcbverbatimwrite}
 
 \clearpage
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbbreakable.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbbreakable.code.tex
index aba156be1c6..0764c048932 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 2.00 (2013/03/01)
+%% The LaTeX package tcolorbox - version 2.01 (2013/03/07)
 %% tcbbreakable.code.tex: Code for breakable colorboxes
 %%
 %% -------------------------------------------------------------------------------------------
@@ -23,7 +23,6 @@
 \let\tcb@drawcolorbox@standalone=\tcb@drawcolorbox
 
 \let\tcb@parboxrestore@true=\tcb@parboxrestore
-%\def\tcb@parboxrestore@false{\vspace{-\parskip}}
 \def\tcb@parboxrestore@false{\vskip-\parskip}
 
 \def\tcb@vbox#1#2{%
@@ -45,7 +44,11 @@
 % remaining height
 \def\tcb@comp@h@page{%
   \ifx\kvtcb@float\@empty%
-    \tcbdimto\tcb@h@page{\pagegoal-\pagetotal-\pageshrink-\kvtcb@shrinkbreakgoal}%
+    \ifdim\pagegoal=16383.99998pt
+      \tcbdimto\tcb@h@page{\textheight-\kvtcb@shrinkbreakgoal}%
+    \else
+      \tcbdimto\tcb@h@page{\pagegoal-\pagetotal-\pageshrink-\kvtcb@shrinkbreakgoal}%
+    \fi%
   \else%
     \tcbdimto\tcb@h@page{\textheight-\kvtcb@shrinkbreakgoal}%
   \fi%
@@ -70,8 +73,7 @@
 
 \def\tcb@drawcolorbox@breakable{%
   \ifx\kvtcb@float\@empty%
-    \par\nointerlineskip{\topskip\z@\null}%
-    \bgroup\@nobreakfalse\addpenalty\z@\egroup% force update vertical list
+    {\parskip\z@\par}\bgroup\@nobreakfalse\addpenalty\z@\egroup% force update vertical list
     \setbox\z@=\vbox{\kvtcb@beforebox}%
     \tcbdimto\tcb@h@before{\ht\z@+\dp\z@+\dimexpr\parskip\relax}%
     \setbox\z@=\vbox{\kvtcb@afterbox}%
@@ -94,7 +96,7 @@
   \else
     \ifx\kvtcb@float\@empty%
       \ifdim\dimexpr\tcb@h@page-\tcb@h@before-\tcb@h@padding-\tcb@h@padtitle<\kvtcb@breakminlines\baselineskip\relax%
-        \pagebreak\null%
+        \pagebreak%
         \tcb@comp@h@page%
         \ifdim\tcb@h@total<\tcb@h@page\relax% no break!
           \tcb@drawcolorbox@standalone%
@@ -133,6 +135,8 @@
   \let\kvtcb@bottom@rule=\kvtcb@bottom@rule@break%
   \let\kvtcb@bbtop=\kvtcb@bbtop@stand%
   \let\kvtcb@bbbottom=\kvtcb@bbbottom@break%
+  \let\tcb@break@topsep=\tcb@zpt%
+  \let\tcb@break@bottomsep=\kvtcb@bottomsep%
 }
 
 \def\tcb@split@setstate@middle{%
@@ -141,6 +145,8 @@
   \let\kvtcb@bottom@rule=\kvtcb@bottom@rule@break%
   \let\kvtcb@bbtop=\kvtcb@bbtop@break%
   \let\kvtcb@bbbottom=\kvtcb@bbbottom@break%
+  \let\tcb@break@topsep=\kvtcb@topsep%
+  \let\tcb@break@bottomsep=\kvtcb@bottomsep%
 }
 
 \def\tcb@split@setstate@last{%
@@ -149,6 +155,8 @@
   \let\kvtcb@bottom@rule=\kvtcb@bottom@rule@stand%
   \let\kvtcb@bbtop=\kvtcb@bbtop@break%
   \let\kvtcb@bbbottom=\kvtcb@bbbottom@stand%
+  \let\tcb@break@topsep=\kvtcb@topsep%
+  \let\tcb@break@bottomsep=\tcb@zpt%
 }
 
 \def\tcb@split@first{%
@@ -174,9 +182,12 @@
   \edef\kvtcb@skin@@middle{\kvtcb@skin@middle}%
   \edef\kvtcb@skin@@last{\kvtcb@skin@last}%
   %
-  \tcbdimto\tcb@h@padding@first{\kvtcb@bbtop@stand+\kvtcb@bbbottom@break+\kvtcb@top@rule@stand+\kvtcb@bottom@rule@break+\kvtcb@boxsep*2+\kvtcb@top+\kvtcb@bottom}%
-  \tcbdimto\tcb@h@padding@middle{\kvtcb@bbtop@break+\kvtcb@bbbottom@break+\kvtcb@top@rule@break+\kvtcb@bottom@rule@break+\kvtcb@boxsep*2+\kvtcb@top+\kvtcb@bottom}%
-  \tcbdimto\tcb@h@padding@last{\kvtcb@bbtop@break+\kvtcb@bbbottom@stand+\kvtcb@top@rule@break+\kvtcb@bottom@rule@stand+\kvtcb@boxsep*2+\kvtcb@top+\kvtcb@bottom}%
+  \let\tcb@h@breaksep@first=\kvtcb@bottomsep%
+  \tcbdimto\tcb@h@breaksep@middle{\kvtcb@bottomsep+\kvtcb@topsep}%
+  \let\tcb@h@breaksep@last=\kvtcb@topsep%
+  \tcbdimto\tcb@h@padding@first{\kvtcb@bbtop@stand+\kvtcb@bbbottom@break+\kvtcb@top@rule@stand+\kvtcb@bottom@rule@break+\tcb@h@breaksep@first+\kvtcb@boxsep*2+\kvtcb@top+\kvtcb@bottom}%
+  \tcbdimto\tcb@h@padding@middle{\kvtcb@bbtop@break+\kvtcb@bbbottom@break+\kvtcb@top@rule@break+\kvtcb@bottom@rule@break+\tcb@h@breaksep@middle+\kvtcb@boxsep*2+\kvtcb@top+\kvtcb@bottom}%
+  \tcbdimto\tcb@h@padding@last{\kvtcb@bbtop@break+\kvtcb@bbbottom@stand+\kvtcb@top@rule@break+\kvtcb@bottom@rule@stand+\tcb@h@breaksep@last+\kvtcb@boxsep*2+\kvtcb@top+\kvtcb@bottom}%
   %
   \tcb@split@setstate@first%
   %
@@ -256,7 +267,7 @@
   \tcb@comp@h@page%
   \edef\tcb@h@upper{0pt}%
   \tcbdimto\tcb@h@lower{\ht\tcb@totallowerbox+\dp\tcb@totallowerbox}%
-  \tcbdimto\tcb@h@total{\tcb@h@after+\tcb@h@padding@last-\kvtcb@top+\tcb@h@padtitle+\tcb@h@segment+\tcb@h@lower}%
+  \tcbdimto\tcb@h@total{\tcb@h@after+\tcb@h@padding@last-\kvtcb@top-\kvtcb@boxsep+\tcb@h@padtitle+\tcb@h@segment+\tcb@h@lower}%
   %
   \ifdim\tcb@h@total<\tcb@h@page\relax% no break
     \tcb@split@setstate@last%
@@ -265,7 +276,7 @@
     \let\tcb@split@next=\relax%
   \else
     \tcb@split@setstate@middle%
-    \tcbdimto\tcb@split@dim{\tcb@h@page-\tcb@h@padding@middle+\kvtcb@top-\tcb@h@padtitle-\tcb@h@segment}%
+    \tcbdimto\tcb@split@dim{\tcb@h@page-\tcb@h@padding@middle+\kvtcb@top+\kvtcb@boxsep-\tcb@h@padtitle-\tcb@h@segment}%
     \tcb@split@lower@box%
     \tcb@sdraw@SL%
     \let\tcb@split@next=\tcb@split@L%
@@ -301,7 +312,7 @@
 \def\tcb@sdraw@USL{%
   \tcbset{skin=\csname kvtcb@skin@@\tcb@split@state\endcsname}%
   \def\tcb@segment@state{1}%
-  \tcbdimto\tcb@natheight{\tcb@h@padtitle+\kvtcb@top@rule+\kvtcb@bottom@rule+\kvtcb@boxsep*2+\kvtcb@top+\kvtcb@bottom+\tcb@h@upper+\tcb@h@segment+\tcb@h@lower}%
+  \tcbdimto\tcb@natheight{\tcb@h@padtitle+\kvtcb@top@rule+\kvtcb@bottom@rule+\kvtcb@boxsep*2+\kvtcb@top+\kvtcb@bottom+\tcb@h@upper+\tcb@h@segment+\tcb@h@lower+\csname tcb@h@breaksep@\tcb@split@state\endcsname}%
   \tcb@ch@natural%
   \tcbdimto\tcb@innerheight{\tcb@height-\kvtcb@top@rule-\kvtcb@bottom@rule-\tcb@h@padtitle}%
   \csname tcb@before@\tcb@split@state\endcsname%
@@ -331,7 +342,7 @@
 \def\tcb@sdraw@U{%
   \tcbset{skin=\csname kvtcb@skin@@\tcb@split@state\endcsname}%
   \def\tcb@segment@state{0}%
-  \tcbdimto\tcb@natheight{\tcb@h@padtitle+\kvtcb@top@rule+\kvtcb@bottom@rule+\kvtcb@boxsep*2+\kvtcb@top+\kvtcb@bottom+\tcb@h@upper}%
+  \tcbdimto\tcb@natheight{\tcb@h@padtitle+\kvtcb@top@rule+\kvtcb@bottom@rule+\kvtcb@boxsep*2+\kvtcb@top+\kvtcb@bottom+\tcb@h@upper+\csname tcb@h@breaksep@\tcb@split@state\endcsname}%
   \tcb@ch@natural%
   \tcbdimto\tcb@innerheight{\tcb@height-\kvtcb@top@rule-\kvtcb@bottom@rule-\tcb@h@padtitle}%
   \csname tcb@before@\tcb@split@state\endcsname%
@@ -359,7 +370,7 @@
 \def\tcb@sdraw@SL{%
   \tcbset{skin=\csname kvtcb@skin@@\tcb@split@state\endcsname}%
   \def\tcb@segment@state{1}%
-  \tcbdimto\tcb@natheight{\tcb@h@padtitle+\kvtcb@top@rule+\kvtcb@bottom@rule+\kvtcb@bottom+\tcb@h@segment+\tcb@h@lower}%
+  \tcbdimto\tcb@natheight{\tcb@h@padtitle+\kvtcb@top@rule+\kvtcb@bottom@rule+\kvtcb@bottom+\kvtcb@boxsep+\tcb@h@segment+\tcb@h@lower+\csname tcb@h@breaksep@\tcb@split@state\endcsname}%
   \tcb@ch@natural%
   \tcbdimto\tcb@innerheight{\tcb@height-\kvtcb@top@rule-\kvtcb@bottom@rule-\tcb@h@padtitle}%
   \csname tcb@before@\tcb@split@state\endcsname%
@@ -388,7 +399,7 @@
 \def\tcb@sdraw@L{%
   \tcbset{skin=\csname kvtcb@skin@@\tcb@split@state\endcsname}%
   \def\tcb@segment@state{2}%
-  \tcbdimto\tcb@natheight{\tcb@h@padtitle+\kvtcb@top@rule+\kvtcb@bottom@rule+\kvtcb@boxsep*2+\kvtcb@top+\kvtcb@bottom+\ht\tcb@lowerbox+\dp\tcb@lowerbox}%
+  \tcbdimto\tcb@natheight{\tcb@h@padtitle+\kvtcb@top@rule+\kvtcb@bottom@rule+\kvtcb@boxsep*2+\kvtcb@top+\kvtcb@bottom+\ht\tcb@lowerbox+\dp\tcb@lowerbox+\csname tcb@h@breaksep@\tcb@split@state\endcsname}%
   \tcb@ch@natural%
   \tcbdimto\tcb@innerheight{\tcb@height-\kvtcb@top@rule-\kvtcb@bottom@rule-\tcb@h@padtitle}%
   \csname tcb@before@\tcb@split@state\endcsname%
@@ -425,17 +436,32 @@
     \let\tcb@drawcolorbox=\tcb@drawcolorbox@standalone},
   breakable/.style={breakable@#1},
   breakable/.default=true,%
-  unbreakable/.style={breakable=false},
-  title after break/.store in=\kvtcb@followingtitle,
-  notitle after break/.style={title after break=},
-  adjusted title after break/.style={title after break={#1\vphantom{\kvtcb@adjusttext}}},
-  lines before break/.store in=\kvtcb@breakminlines,
-  shrink break goal/.store in=\kvtcb@shrinkbreakgoal,
+  unbreakable/.style={breakable=false},%
+  title after break/.store in=\kvtcb@followingtitle,%
+  notitle after break/.style={title after break=},%
+  adjusted title after break/.style={title after break={#1\vphantom{\kvtcb@adjusttext}}},%
+  lines before break/.store in=\kvtcb@breakminlines,%
+  shrink break goal/.store in=\kvtcb@shrinkbreakgoal,%
+%
+  toprule at break/.store in=\kvtcb@top@rule@break,
+  bottomrule at break/.store in=\kvtcb@bottom@rule@break,
+  enlarge top at break by/.store in=\kvtcb@bbtop@break,
+  enlarge bottom at break by/.store in=\kvtcb@bbbottom@break,
+%
+  topsep at break/.store in=\kvtcb@topsep,%
+  bottomsep at break/.store in=\kvtcb@bottomsep,%
+  pad before break/.code={\let\kvtcb@bottom@rule@break=\tcb@zpt%
+    \tcbdimto\kvtcb@bottomsep{#1-\kvtcb@bottom-\kvtcb@boxsep}},%
+  pad after break/.code={\let\kvtcb@top@rule@break=\tcb@zpt%
+    \tcbdimto\kvtcb@topsep{#1-\kvtcb@top-\kvtcb@boxsep}},%
+  pad at break/.style={pad before break={#1},pad after break={#1}},%
 }
 
 \tcbset{%
   notitle after break,
   shrink break goal=0pt,
   lines before break=2,
+  topsep at break=0pt,
+  bottomsep at break=0pt,
 }
 
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbdocumentation.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbdocumentation.code.tex
index 7a9734de709..fd4481c5abd 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 2.00 (2013/03/01)
+%% The LaTeX package tcolorbox - version 2.01 (2013/03/07)
 %% tcbdocumentation.code.tex: Code for LaTeX documentations
 %%
 %% -------------------------------------------------------------------------------------------
@@ -49,7 +49,7 @@
     basicstyle=\ttfamily\footnotesize,
     extendedchars=true,
     moredelim={[is][\itshape\rmfamily]{§}{§}},
-    nolol}
+    nolol,inputencoding=\kvtcb@listingencoding}
 
 % The following macros are taken from ltxdoc
 \DeclareRobustCommand\cs[1]{\texttt{\char`\\#1}}
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcblistings.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcblistings.code.tex
index 4955eec9f6b..deca862db43 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 2.00 (2013/03/01)
+%% The LaTeX package tcolorbox - version 2.01 (2013/03/07)
 %% tcblistings.code.tex: Code for colorboxes with listings
 %%
 %% -------------------------------------------------------------------------------------------
@@ -26,8 +26,8 @@
      aboveskip={0\p@ \@plus 6\p@}, belowskip={0\p@ \@plus 6\p@},
      columns=fullflexible, keepspaces=true,
      breaklines=true, breakatwhitespace=true,
-     basicstyle=\ttfamily\small, extendedchars=true, nolol
-     }
+     basicstyle=\ttfamily\small, extendedchars=true, nolol,
+     inputencoding=\kvtcb@listingencoding}
 
 \def\tcbuselistingtext{\input{\kvtcb@listingfile}}%
 
@@ -72,6 +72,7 @@
   comment and listing/.code={\let\tcp@listing@process\tcb@listing@commentAndListing},
   listing only/.code={\let\tcp@listing@process\tcbuselistinglisting},
   text only/.code={\let\tcp@listing@process\tcbuselistingtext},
+  listing inputencoding/.store in=\kvtcb@listingencoding,
 }
 
 \tcbset{
@@ -79,6 +80,7 @@
   listing style=tcblatex,
   comment=,
   listing and text,
+  listing inputencoding=\inputencodingname,
 }
 
 \newenvironment{tcblisting}[1]{%
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcblistingsutf8.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcblistingsutf8.code.tex
new file mode 100644
index 00000000000..723fd1e6f3e
--- /dev/null
+++ b/Master/texmf-dist/tex/latex/tcolorbox/tcblistingsutf8.code.tex
@@ -0,0 +1,30 @@
+%% The LaTeX package tcolorbox - version 2.01 (2013/03/07)
+%% tcblistingsutf8.code.tex: Code for colorboxes with listings in UTF-8
+%%
+%% -------------------------------------------------------------------------------------------
+%% Copyright (c) 2006-2013 by Prof. Dr. Dr. Thomas F. Sturm <thomas dot sturm at unibw dot de>
+%% -------------------------------------------------------------------------------------------
+%%
+%% This work may be distributed and/or modified under the
+%% conditions of the LaTeX Project Public License, either version 1.3
+%% of this license or (at your option) any later version.
+%% The latest version of this license is in
+%%   http://www.latex-project.org/lppl.txt
+%% and version 1.3 or later is part of all distributions of LaTeX
+%% version 2005/12/01 or later.
+%%
+%% This work has the LPPL maintenance status `author-maintained'.
+%%
+%% This work consists of all files listed in README
+%%
+\makeatletter
+\def\tcblibrary@listingsutf8@loaded{}
+
+\RequirePackage{listingsutf8}[2011/11/10]
+\tcbuselibrary{listings}
+
+\tcbset{
+  listing utf8/.style={listing inputencoding=utf8/#1},
+  listing utf8=latin1,
+}
+
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbskins.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbskins.code.tex
index 72bed16be68..408f0cda0e1 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 2.00 (2013/03/01)
+%% The LaTeX package tcolorbox - version 2.01 (2013/03/07)
 %% tcbskins.code.tex: Code for colorboxes with different skins
 %%
 %% -------------------------------------------------------------------------------------------
@@ -27,7 +27,7 @@
     \node[name=frame,at={(0,0)},above right,minimum width=\kvtcb@width,minimum height=\tcb@height]{};
     \node[name=interior,at={({\kvtcb@left@rule},{\kvtcb@bottom@rule})},above right,minimum width=\tcb@innerwidth,minimum height=\tcb@innerheight]{};
     \ifnum\tcb@segment@state=1%
-    \node[name=segmentation,at={({\kvtcb@left@rule},{\the\dimexpr\kvtcb@bottom@rule+\kvtcb@boxsep*2+\kvtcb@bottom+\tcb@height@lower\relax})},above right,
+    \node[name=segmentation,at={({\kvtcb@left@rule},{\the\dimexpr\kvtcb@bottom@rule+\kvtcb@boxsep*2+\tcb@break@bottomsep+\kvtcb@bottom+\tcb@height@lower\relax})},above right,
        minimum width=\tcb@innerwidth,minimum height=\the\dimexpr\kvtcb@middle*2\relax]{};
     \fi%
     \iftcb@hasTitle%
@@ -499,40 +499,40 @@
     \fi%
     \ifcase\tcb@segment@state
       \path[fill=white,draw,dotted]
-        ([xshift={\kvtcb@boxsep},yshift={\kvtcb@boxsep}]interior.south west) rectangle
-        ([xshift={-\kvtcb@boxsep},yshift={-\kvtcb@boxsep}]interior.north east);
+        ([xshift={\kvtcb@boxsep},yshift={\kvtcb@boxsep+\tcb@break@bottomsep}]interior.south west) rectangle
+        ([xshift={-\kvtcb@boxsep},yshift={-\kvtcb@boxsep-\tcb@break@topsep}]interior.north east);
       \path[fill=green!20!white,draw=green!75!black,dashed]
-        ([xshift={\kvtcb@boxsep+\kvtcb@leftupper},yshift={\kvtcb@boxsep+\kvtcb@bottom}]interior.south west)
+        ([xshift={\kvtcb@boxsep+\kvtcb@leftupper},yshift={\kvtcb@boxsep+\kvtcb@bottom+\tcb@break@bottomsep}]interior.south west)
         rectangle node[font=\scriptsize] {upper: w=\tcb@w@upper, h=\tcb@height@upper}
         +(\tcb@w@upper,\tcb@height@upper);
     \or%
       \ifvoid\tcb@upperbox
         \path[fill=white,draw,dotted]
-          ([xshift={\kvtcb@boxsep},yshift={\kvtcb@boxsep}]interior.south west) rectangle
-          ([xshift={-\kvtcb@boxsep},yshift={-\kvtcb@boxsep}]interior.north east);
+          ([xshift={\kvtcb@boxsep},yshift={\kvtcb@boxsep+\tcb@break@bottomsep}]interior.south west) rectangle
+          ([xshift={-\kvtcb@boxsep},yshift={-\kvtcb@boxsep-\tcb@break@topsep}]interior.north east);
       \else
         \path[fill=white,draw,dotted]
-          ([xshift={\kvtcb@boxsep},yshift={\kvtcb@boxsep}]interior.south west) rectangle
+          ([xshift={\kvtcb@boxsep},yshift={\kvtcb@boxsep+\tcb@break@bottomsep}]interior.south west) rectangle
           ([xshift={-\kvtcb@boxsep},yshift={-\kvtcb@boxsep}]segmentation.east);
         \path[fill=white,draw,dotted]
            ([xshift={\kvtcb@boxsep},yshift={\kvtcb@boxsep}]segmentation.west)
-           rectangle ([xshift={-\kvtcb@boxsep},yshift={-\kvtcb@boxsep}]interior.north east);
+           rectangle ([xshift={-\kvtcb@boxsep},yshift={-\kvtcb@boxsep-\tcb@break@topsep}]interior.north east);
         \path[fill=green!20!white,draw=green!75!black,dashed]
           ([xshift={\kvtcb@boxsep+\kvtcb@leftupper},yshift={\kvtcb@boxsep}]segmentation.north west)
            rectangle node[font=\scriptsize] {upper: w=\tcb@w@upper, h=\tcb@height@upper}
            +(\tcb@w@upper,\tcb@height@upper);
       \fi%
       \path[fill=green!20!white,draw=green!75!black,dashed]
-        ([xshift={\kvtcb@boxsep+\kvtcb@leftlower},yshift={\kvtcb@boxsep+\kvtcb@bottom}]interior.south west)
+        ([xshift={\kvtcb@boxsep+\kvtcb@leftlower},yshift={\kvtcb@boxsep+\kvtcb@bottom+\tcb@break@bottomsep}]interior.south west)
         rectangle  node[font=\scriptsize] {lower: w=\tcb@w@lower, h=\tcb@height@lower}
         +(\tcb@w@lower,\tcb@height@lower);
       \path[draw=red,opacity=0.5] (segmentation.south west) rectangle (segmentation.north east);
     \else
       \path[fill=white,draw,dotted]
-        ([xshift={\kvtcb@boxsep},yshift={\kvtcb@boxsep}]interior.south west) rectangle
-        ([xshift={-\kvtcb@boxsep},yshift={-\kvtcb@boxsep}]interior.north east);
+        ([xshift={\kvtcb@boxsep},yshift={\kvtcb@boxsep+\tcb@break@bottomsep}]interior.south west) rectangle
+        ([xshift={-\kvtcb@boxsep},yshift={-\kvtcb@boxsep-\tcb@break@topsep}]interior.north east);
       \path[fill=green!20!white,draw=green!75!black,dashed]
-        ([xshift={\kvtcb@boxsep+\kvtcb@leftlower},yshift={\kvtcb@boxsep+\kvtcb@bottom}]interior.south west)
+        ([xshift={\kvtcb@boxsep+\kvtcb@leftlower},yshift={\kvtcb@boxsep+\kvtcb@bottom+\tcb@break@bottomsep}]interior.south west)
         rectangle  node[font=\scriptsize] {lower: w=\tcb@height@lower, h=\tcb@h@lower}
         +(\tcb@w@lower,\tcb@height@lower);
     \fi%
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcbtheorems.code.tex b/Master/texmf-dist/tex/latex/tcolorbox/tcbtheorems.code.tex
index 1485b58a9fe..d1bad85009c 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 2.00 (2013/03/01)
+%% The LaTeX package tcolorbox - version 2.01 (2013/03/07)
 %% tcbtheorems.code.tex: Code for theorems in colorboxes
 %%
 %% -------------------------------------------------------------------------------------------
diff --git a/Master/texmf-dist/tex/latex/tcolorbox/tcolorbox.sty b/Master/texmf-dist/tex/latex/tcolorbox/tcolorbox.sty
index b9f4b18b411..a87b89d674c 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 2.00 (2013/03/01)
+%% The LaTeX package tcolorbox - version 2.01 (2013/03/07)
 %% tcolorbox.sty: Text color boxes
 %%
 %% -------------------------------------------------------------------------------------------
@@ -18,7 +18,7 @@
 %% This work consists of all files listed in README
 %%
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{tcolorbox}[2013/03/01 version 2.00 text color boxes]
+\ProvidesPackage{tcolorbox}[2013/03/07 version 2.01 text color boxes]
 
 \RequirePackage{pgf}[2008/01/15]
 \RequirePackage{verbatim}[2003/08/22]
@@ -43,6 +43,8 @@
 
 \def\tcbdimto#1#2{\edef#1{\the\dimexpr#2\relax}}
 
+\def\tcb@zpt{0pt}
+
 \def\tcb@comp@arc@auto{%
   \let\tcb@outer@arc=\kvtcb@top@rule@stand%
   \ifdim\kvtcb@bottom@rule@stand<\tcb@outer@arc\relax%
@@ -65,12 +67,10 @@
   adjusted title/.style={title={#1\vphantom{\kvtcb@adjusttext}}},
   width/.store in=\kvtcb@width,
   boxsep/.store in=\kvtcb@boxsep,
-  toprule at break/.store in=\kvtcb@top@rule@break,
   toprule/.code={%
     \def\kvtcb@top@rule@stand{#1}%
     \let\kvtcb@top@rule@break=\kvtcb@top@rule@stand%
     },
-  bottomrule at break/.store in=\kvtcb@bottom@rule@break,
   bottomrule/.code={%
     \def\kvtcb@bottom@rule@stand{#1}%
     \let\kvtcb@bottom@rule@break=\kvtcb@bottom@rule@stand%
@@ -138,12 +138,10 @@
   split/.code={\def\tcb@height@fraction{#1}\let\tcb@ch@fixed@both=\tcb@ch@fixed@split},
   valign/.store in=\kvtcb@valign,
   valign lower/.store in=\kvtcb@valignlower,
-  enlarge top at break by/.store in=\kvtcb@bbtop@break,
   enlarge top by/.code={%
     \def\kvtcb@bbtop@stand{#1}%
     \let\kvtcb@bbtop@break=\kvtcb@bbtop@stand%
     },
-  enlarge bottom at break by/.store in=\kvtcb@bbbottom@break,
   enlarge bottom by/.code={%
     \def\kvtcb@bbbottom@stand{#1}%
     \let\kvtcb@bbbottom@break=\kvtcb@bbbottom@stand%
@@ -395,7 +393,7 @@
   \begin{pgfscope}%
   \pgfsetcolor{\kvtcb@colframe}%
   \pgfsetdash{{1mm}{1mm}}{0.5mm}%
-  \tcbdimto\tcb@seg@pos{\kvtcb@bottom@rule+\kvtcb@boxsep*2+\kvtcb@middle+\kvtcb@bottom+\tcb@height@lower}%
+  \tcbdimto\tcb@seg@pos{\kvtcb@bottom@rule+\kvtcb@boxsep*2+\tcb@break@bottomsep+\kvtcb@middle+\kvtcb@bottom+\tcb@height@lower}%
   \pgfpathmoveto{\pgfpoint{\kvtcb@left@rule}{\tcb@seg@pos}}%
   \pgfpathlineto{\pgfpoint{\kvtcb@width-\kvtcb@right@rule}{\tcb@seg@pos}}%
   \pgfusepath{stroke}%
@@ -438,14 +436,14 @@
 
 \def\tcb@tdraw@upper{%
   \csname tcb@dbox@\kvtcb@valign\endcsname{\the\dimexpr\kvtcb@left@rule+\kvtcb@boxsep+\kvtcb@leftupper\relax}%
-          {\the\dimexpr\tcb@innerheight+\kvtcb@bottom@rule-\kvtcb@boxsep-\kvtcb@top-\tcb@height@upper\relax}%
+          {\the\dimexpr\tcb@innerheight+\kvtcb@bottom@rule-\kvtcb@boxsep-\tcb@break@topsep-\kvtcb@top-\tcb@height@upper\relax}%
           {\tcb@height@upper}{\tcb@upperbox}%
 }
 
 \def\tcb@tdraw@lower{%
   \iftcb@lowervisible%
     \csname tcb@dbox@\kvtcb@valignlower\endcsname{\the\dimexpr\kvtcb@left@rule+\kvtcb@boxsep+\kvtcb@leftlower\relax}%
-            {\the\dimexpr\kvtcb@bottom@rule+\kvtcb@boxsep+\kvtcb@bottom\relax}%
+            {\the\dimexpr\kvtcb@bottom@rule+\kvtcb@boxsep+\tcb@break@bottomsep+\kvtcb@bottom\relax}%
             {\tcb@height@lower}{\tcb@lowerbox}%
   \fi%
 }
@@ -457,8 +455,8 @@
     \tcbdimto\tcb@h@title{\ht\tcb@titlebox+\dp\tcb@titlebox}%
     \tcbdimto\tcb@h@padtitle{\kvtcb@title@rule+\kvtcb@boxsep*2+\kvtcb@toptitle+\kvtcb@bottomtitle+\tcb@h@title}%
   \else%
-    \edef\tcb@h@title{0pt}%
-    \edef\tcb@h@padtitle{0pt}%
+    \let\tcb@h@title=\tcb@zpt%
+    \let\tcb@h@padtitle=\tcb@zpt%
   \fi%
   %
   \tcbdimto\tcb@h@upper{\ht\tcb@upperbox+\dp\tcb@upperbox}%
@@ -470,8 +468,8 @@
     \tcbdimto\tcb@h@segment{\kvtcb@boxsep*2+\kvtcb@middle*2}%
     \tcbdimto\tcb@h@lower{\ht\tcb@lowerbox+\dp\tcb@lowerbox}%
   \else
-    \edef\tcb@h@segment{0pt}%
-    \edef\tcb@h@lower{0pt}%
+    \let\tcb@h@segment=\tcb@zpt%
+    \let\tcb@h@lower=\tcb@zpt%
   \fi%
   %
   \tcb@drawcolorbox%
@@ -483,6 +481,8 @@
   \let\kvtcb@bottom@rule=\kvtcb@bottom@rule@stand%
   \let\kvtcb@bbtop=\kvtcb@bbtop@stand%
   \let\kvtcb@bbbottom=\kvtcb@bbbottom@stand%
+  \let\tcb@break@topsep=\tcb@zpt%
+  \let\tcb@break@bottomsep=\tcb@zpt%
   % floats
   \ifx\kvtcb@float\@empty%
   \newenvironment{tcb@float}{\kvtcb@beforebox}{\kvtcb@afterbox}%
@@ -584,6 +584,7 @@
 }
 
 \tcb@add@library{listings}{tcblistings.code.tex}
+\tcb@add@library{listingsutf8}{tcblistingsutf8.code.tex}
 \tcb@add@library{theorems}{tcbtheorems.code.tex}
 \tcb@add@library{documentation}{tcbdocumentation.code.tex}
 \tcb@add@library{skins}{tcbskins.code.tex}