CppUnit - C++ port of JUnit Code

* contrib/xml-xsl/cppunit2junit.txt
* contrib/xml-xsl/cppunit2junit.xsl
* contrib/readme.txt: XSLT for compatibility with Ant junit xml formatter.
Patch #1112053 contributed by Norbert Barbosa.

* cppunit.m4: applied patch #1076398 contributed by Henner Sudek. Fix
version number comparison in AM_PATH_CPPUNIT.

MinGW, cygwin: enable build of shared library when using libtool. patch #1194394 contributed by Stéphane Fillod.

* fixed post-build step for running test in vc++

* src/msvc6/testrunner/ProgressBar.cpp: applied patch from bug #1165875,
(use system color for border instead of hard-coded color).

* src/msvc6/testrunner/ProgressBar.cpp: applied patch from bug #1165875,
(use system color for border instead of hard-coded color).

* examples/hierarchy/BoardGameTest.h:
* examples/hierarchy/ChessTest.h: fixed compilation issue, prefixed access
to class member with 'this' (inheriting from template parameter
dependent class).

* src/cppunit/Win32DynamicLibraryManager.cpp: integrated patch #1024428,
MinGW compilation under Windows XP.

* include/cppunit/Message.h
* include/cppunit/SourceLine.h:
* src/cppunit/Message.cpp:
* src/cppunit/SourceLine.cpp: provided thread-safe copy constructor on
platform that do not provide thread-safe copy constructor for std::string.

* added specific copy constructor implementatin to ensure string buffer are detached during copy (therefore providing thread-safe copy constructor for non thread-safe std::string copy constructor implementation).