Merge pull request #575 from apathyboy/inventory_fixes

Named transfer commands appropriately
Send the client the last valid sequence we received.

This would cause the client to "hang" if we ever got out of sync with it.
Merge pull request #576 from apathyboy/network_fix

Send the client the last valid sequence we received.
Scripts are now executed in a clean environment that should be mostly isolated from one another.

Use the SetGlobal to inject data/objects from C++ land into python scripts (like the kernel).

Fixes issue with radials getting out of sync with the object being selected.
Merge pull request #577 from apathyboy/radial_fix

Scripts are now executed in a clean environment that should be mostly is...
Merge remote-tracking branch 'origin/develop' into tahoe-merge
Position can now be updated in the transfer process
Use the python object deleter functor
change when network errors are reported