fix uninitialized pointer fields in GraphicsPage class
fix uninitialized pointer fields in CS::Editor class
fix uninitialized fields in CSMDoc::Operation class
remove unused/double variable from CSMWorld::Column class
fix some more uninitialized class member fields
remove unused dummy variable
fix uninitialized pointer variables in some classes
fix uninitialized member variables in OcclusionQuery class
fix uninitialized (pointer) vars in more classes
Fix: initialize boolean field with boolean value, not NULL
Merge remote-tracking branch 'thoronador/fix-uninitialized-members'