Fix the testdata for the makerigidtransform test
Remove unused includes from Logger.
Merge branch 'fix/makerigidtransform-test' into 'master'

Fixes the test for the creation of a rigid transform from center lookat and up

+1: Vien Tran, kelliher, haizhouW

Merged-on: https://www.assembla.com/code/OpenSurgSim/git/merge_requests/686543
Create StaplingDemo in OSS
Merge branch 'wip/stapler-Demo' into 'master'

An empty Stapler Demo project

+1: kelliher, Harald Scheirich, Julien Lenoir

Merged-on: https://www.assembla.com/code/OpenSurgSim/git/merge_requests/694263
Fix GraphicsRenderTest failure, lacking OsgOctreeRepresentation in CMake
Add back UnitTest of OsgOctreeRepresentation to CMake file
Merge branch 'fix/GraphicsRenderTest-BuildFailure' into 'master'

Fix GraphicsRenderTest build failure

+1: kelliher

Merged-on: https://www.assembla.com/code/OpenSurgSim/git/merge_requests/694513
Merge branch 'fix/logger-includes' into 'master'

Removes unused includes from Logger.cpp and Logger.h

+1: haizhouW, kelliher, Julien Lenoir

Merged-on: https://www.assembla.com/code/OpenSurgSim/git/merge_requests/694203
Removes unused includes from PhysicsManager.h
Merge branch 'fix/physicsmanager_includes' into 'master'

Removes unused includes from PhysicsManager.h

+1: haizhouW, kelliher, Julien Lenoir, Vien Tran

Merged-on: https://www.assembla.com/code/OpenSurgSim/git/merge_requests/696803