Integrate pipeline classes
Remove performance monitor
Merge branch 'master' into pipelines
Add postprocessing example
Merge remote-tracking branch 'origin/master' into pipelines

Conflicts:
	source/gloperate/CMakeLists.txt
Merge remote-tracking branch 'origin/master' into pipelines
Further simplifications for pipelines
Implement a stage to render an osg scene
Rename OsgSceneStage -> OsgRenderStage
Inline Nameable trait
Inline StageOwned trait
Implement setting the viewport on OsgRenderStage
Connect capabilities changes to parameter invalidations for pipeline example
Merge pull request #20 from hpicgs/pipelines

Pipelines
Add support to pass keyboard and mouse events to an OsgRenderStage. The connection has to be created manually by the painter, though
Remove todo regarding target FBO from OsgRenderStage, since that is the responsibility of the painter
Merge branch 'master' into osg_pipelines
Merge pull request #21 from hpicgs/osg_pipelines

Osg pipelines
Add mouse wheel support to input handlers
Fix find script