- fixing various issues for building under visual studio
 -- fixed min/max redefined warnings
 -- including platform.h for round under visual studio
 -- fixing consistency of const modifiers between function declaration and definition
 -- moving local definitions to top of function to build under visual studio (not c99 compliant)
Merge pull request #27 from rconde01/visual_studio_build_fixes

 - fixing various issues for building under visual studio
Updated README
FIX: Put back PR #28 code that dit not get merged for some reason
Use VAOs internally when FREETYPE_GL_USE_VAO is defined.
Merge pull request #32 from cforfang/VAO2

Use VAOs internally when FREETYPE_GL_USE_VAO is defined.
fixed mat4_set_frustum clipping issue.
Merge pull request #34 from kelden/master

Fixed mat4_set_frustum clipping issue.