[engine]TTF, - Fixed compile warnings.
[engine]Added debug compile + link of freetype.
[engine]Added debug compile + link of freetype.
[engine]Added release compile + link of freetype.
[engine]More documentation tags added for Doxygen.
[engine]More documentation tags added for Doxygen.
[engine]More documentation tags added for Doxygen.
Merge pull request #158 from DarthMike/master

Update Cmake branch with master changes