Start implementing homemade many2many between Categories and SketchupModels
Major project reorganization
Use debug_helper.hpp to print only on debug mode.
Tests now compile.
Add new exception.
Fix segfault on import pydescritors
Fix tests
Repairs the indentifier test.
Add some debug comments...
Add tests for empty clouds, the problem is not solved...
Merge branch 'feature/opengl_empty_cloud' into develop
Merge branch 'develop' into feature/identifier
Add error if skp2tri conversion fail, need testing
Simply partial_view model, do not store pointcloud anymore
Fix tests after previous commit
Tweak partial view to gain in stability, bug empty cloud is not fixed...
Fix display_view method
Merge branch 'feature/identifier' into develop