Convert OpenSim model to implicit formulation - deadline: end Oct 2020

[dblana]

Create C/Matlab version of the model, that can be used for real-time forward dynamic simulations or optimal control.

• Check status of all software required (Autolev?!, C compilers ...)
• Find previous attempt to do this for the whole arm
• Simplify according to Add hand to OpenSim shoulder model #1
• Add external forces to all segments
• Run code