Updated to MSVC2013
- fixed DL extension
- added date extension
- added digest extension
- added strscan extension
- added stringio extension
- added pathname extension
- updated allegro to msvc2013
- updated ruby to msvc2013
- updated box2d to 2.3.0 version and msvc2013
Merge branch 'master' of https://github.com/ArekX/RAGE