1.5.0

• added SceneGenerator.py to generate new scenarios easily by simple Python scripting
• added scene loader demo
• added scene loader based on json
• added collision demos
• added collision detection based on distance functions
• added collision handling for rigid and deformable bodies
• high resolution visualization mesh can be attached to a deformable body
• added support for Mac OS X
• added shader support
• added automatic computation of inertia tensor for arbitrary triangle meshes
• added bunny model to chain demo
• added visualization mesh to rigid body
• added OBJ file loader
• update to Eigen 3.2.7
• added target velocity motor slider joint
• added target position motor slider joint
• added slider joint
• extended JointDemo