update file names. now the file names for each implementation that goes in the core of OF needs a _ plus the file names.

Ex: ofMatrix3x3.h -> _ofMatrix3x3.h
update ofVecT tests suites.
added ofMatrixNxN and working on templates.
deprecated.
added ofQuaternion and working on templates.
clean up.
update test app for ofVecT.
update project.
update main.