Fix gcc (4.2.1) seg fault when building with -O2 in mac
Add GLEW as an external dependency on Mac

The cmake GLEW variables must be set when configuring Bender.
Fix vtkBVHReader std::out_of_range compilation error

The header was missing.
Merge branch 'fix-mac-build' into next

* fix-mac-build:
  Fix vtkBVHReader std::out_of_range compilation error
  Add GLEW as an external dependency on Mac
  Fix gcc (4.2.1) seg fault when building with -O2 in mac
Bump SOFA to integrate SOFA packaging commit
Merge branch 'BumpSOFAforPackaging' into next

* BumpSOFAforPackaging:
  Bump SOFA to integrate SOFA packaging commit