version 4.1 public release

tag for version 4.1

OpenSim 4.0

Merge pull request opensim-org#883 from opensim-org/use_file_protocol…

…_url

Use more robust toURI, toURL methods to convert file path to String

Use port 8001

Release 3.2 code base

Code base used for OpenSim 3.1

Tag code base used to build release 3.0.0 (u1). Use along with Simbod…

…y repository version (Rev 2945, branches/Simbody3.0)

Code base used for release 2.4.0