remove unused enum

Change-Id: Ib5cc05f20fad673c015700657f02a07659e0c566
add native OpenGL debug output for dbgutil builds

depends on support of ARB_debug_output

Change-Id: I8c96284377e2cb9d2ee06ddd4101c1de4d0fbe9f
Fix GLEW debug stuff for Windows

Conflicts:
	chart2/source/view/main/OpenGLRender.hxx

Change-Id: I5fd3df862b59a621af1e3f965abc9820dba08c3f
fix OpenGL text rendering

Change-Id: Ia5dd022d8b79d4276a92bcf741196137d5e9d36e
remove unused functions

Change-Id: I5e176c705cc373333831e4b833386ed707418d2e
set transformation matrix as property with fixed size

Change-Id: I3853ea0f6f3b82dc6ea7b402dec58d528b639684
remove more unused code

Change-Id: I57c5bc1fd436df4e917d460a31d671e361fd47b3
remove more unused code

Change-Id: I36ec2e2960072120a064805f171e20703f0508c0
remove unused shader

Change-Id: Ib30ff20e099f4b3403a3ca7689f7d8d75d888763
fix OpenGL resource leak

Change-Id: I56d00381dc023273c406a134c0828bda89d4d6b2
last fix for chart area size and positioning

It WORKS!!!!!!! The chart looks good and there are now only minor
positioning issues. Issues that I'm aware of:

* legend text is not positioned correctly
* text seems to be positioned a bit too far to the right
* bubble positions are incorrect

Change-Id: Ib81cae13624c8119216f0bedea58b5838fcdc80c