Integrating Rift Libs in build
Merge remote-tracking branch 'refs/remotes/origin/jriegel/NewWinBuild' into jriegel/Rift
Merge branch 'refs/heads/master' into jriegel/Rift
Make a new Build option for building VR support and make FindRift using the 64bit libs
porting the offscreen rendering version to SDK 4.2
FreeCAD-VR: command integration
Mis upgrades for the selection window - fixes #1737

* Added a search box that searches through object labels
* Added a context menu to selected items
* Allow to double-click an item to isolate
Arch: equipments now choose type (Part or Mesh) on creation based on the base object
FreeCAD-VR: First succesfull render on the Rift!
Arch: minor bugfix
use utf-8 for coin4 and latin1 for coin3
FreeCAD-VR: Handling the safety warning
FreeCAD-VR: Some fixes...
+ fixes #0001715: Mefisto Mesh Fails since translated by f2c
FreeCAD-VR: some fixes on FrameBuffer rendering portion
FreeCAD-VR: Separating FreeCAD and Coin/Rift stuff
Draft: upgrade tool now converts single-linear-edge objects into Draft lines
FreeCAD-VR: Render the FreeCAD scene graph
move encoding strings for coin to function
Draft: fixing bugs in previous commit