New flag for Simbody Vizualization added. Some flag dependencies are modified.
Release version of Simbody libraries is now by default.

Signed-off-by: AlexandraZobova1 <alexandra.zobova@uclouvain.be>
Visualization by Simbody (OpenGL) at the same frequency as JNI is added
(flag SIMBODY_VIZ). Only on Windows!

Signed-off-by: AlexandraZobova1 <alexandra.zobova@uclouvain.be>
Add HalfSpace for Ground

Signed-off-by: AlexandraZobova1 <alexandra.zobova@uclouvain.be>