Convert plRegistryNode stuff to plString.
Fix issues pointed out in code review.
Fix memory leaks.
Fix a major plStringStream bug, and add an SSO-like optimization to it
Add plString::Replace
Merge pull request #254 from zrax/plstring-replace

Add plString::Replace
Fix issues from review
Merge pull request #253 from zrax/plString

Fix a major plStringStream bug, and add an SSO-like optimization to it.
Fix format string here.
Some fixes to make it all compile.
Merge pull request #251 from dpogue/plresmgr-strings

Convert plRegistryNode stuff to plString.
Generate ComCtl manifests for the Win32 GUI executables
Merge pull request #256 from zrax/win-themes

Use Windows themes for the Win32 GUI executables
Add a Doxyfile and some plString documentation
Merge pull request #258 from zrax/doxygen

Add a Doxyfile and some plString documentation
Add Truncate() method to plStringStream, which truncates the buffer without reallocating memory
Add plFileName string specialization for filename manipulation
Add plFileName::Join static method to join paths together correctly
Clean up some miscellaneous non-optimal string uses
Add doxygen docs to plFileName