added ofxFTGLSimpleLayout for automatic and manual line wrapping
setLineLength return value
Made layout example dynamic.
Added hack for calculating width of a space.
Replaced lineHeight stuff that didn't do anything by lineSpacing.
Added get/set for text alignment.
Added base ofxFTGL.h header.
Added info string to example.
Added ofxFTGL.h file to project.
Removed unused lineHeight attribute from ofxFTGLFont.
Added depth parameter to constructor, used to build an extruded font.
Added extrude example.
Renamed SimpleLayout example.
Added depth param to SimpleLayout constructor.
Updated basic example.
Added polygon font option to constructors.
Added unload() method.
Merge pull request #4 from prisonerjohn/master

Added layout and extrude options.