Revert "add ability to query current orientation matrix state"

This reverts commit e8da01f8fc548b17094f860d8d604f939b36c36c.
add ofGetCurrentOrientationMatrix()

* extend api, add change log entry
add default implementation to base renderer
add implementation for glRenderer
add implementation for Programmable GL renderer
Merge pull request #2972 from tgfrerer/fix-unhandled-matrix-enums

Fix unhandled matrix enums
Merge branch 'master' of https://github.com/openframeworks/openFrameworks.git into rexgo