pst2pdf.pl --------
0.20  2020-08-24  - Fix graphicx detection
                  - Fix typo in documentation
                  - Remove unused vars
0.19  2020-08-17  - Add new options to CLI
                  - Remove deprecate code
                  - Rewrite documentation
                  - Remove unused options
0.18  2017-10-04  - Fix typos in the code comments
0.17  2017-09-11  - Fix escape character in regex
0.16  2014-09-14  - Using gs for split pdf (no more pdftk)
                  - Support package pst-exa for examples
                  - Adding svg image support
                  - Ignore inline verbatim
0.15  2013-06-16  - Adding short options for command line
                  - Create png and jpg files in Linux and Windows
                  - Pass options to ps2pdf
0.14  2013-02-27  - Suport xelatex and -help from command line
0.13  2011-12-12  - Some more improvements to the code
0.12  2011-01-19  - New optional arguments for running
                    bibtex or biber
0.11  2010-10-03  - Use graphicspath instead of $imageDir to
                    allow working with Windows
                  - Test for pst-exa to write \psset in the
                    pdf file
0.10  2010-01-04  - Allow using the package pst-exa
0.09  2009-10-01  - Allow pspicture*
0.08  2009-08-28  - Test for png files (only for Linux)
0.07  2009-07-24  - Fix bug with \begin{postscript} and following
                    pspicture environment
                  - Add some more documentation
0.06  2007-08-28  - Fix bug with \begin{pspicture} and \pspicture
0.05  2007-07-05  - Allow different extensions for the source file
                    e.g. tex, ltx
                  - Ignore verbatim environment
                  - Better log file support
0.04  2007-07-04  - Allow all \begin ..\end sequences anywhere
                    in a line, see testcase
0.03  2007-06-21  - Fix nested environments
0.02  2007-06-20  - First (public) version