remove unnecessary limitation of testComponents to test ModelComponents only. Any Component can be passed through now.
remove unnecessary limitation of testComponents to test ModelComponents only. Any Component can be passed through now.

opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core