This integrates the OpenSim refactoring to make physics, etc into modules.
AVN physics hasn't been moved to new location.
Does not compile yet.
Merge branch 'osmaster' into mbworknew1
This is usually because the file name was singular (*Service*) but the class name was plural (*Services*).
This is to make configuration easier rather than having to look in the c# code itself to find the slightly different name of the connector.
This does not affect existing configuration since the files are being renamed rather than the classes.