Fixed a build error
Merge branch 'cam-py' of https://github.com/andrewjrobinson/FreeCAD_sf_master into cam-py
Merge pull request #8 from DavidNicholls/cam-py

This version allows the ToolPath object to be executed to produce a MachineProgram object (just)
Refactored TPGSettings data structure
- Implemented Python bindings to match CPP TPGSettings
- Added a few missing methods from CPP TPGSettings objects
Merge branch 'cam-py' of github.com:andrewjrobinson/FreeCAD_sf_master into cam-py

Conflicts:
	src/Mod/Cam2/App/Features/TPGFeature.cpp
	src/Mod/Cam2/App/TPG/TPGSettings.cpp