Adding feature support for virtual machines on localhost, vswitch networking within management node
Merge remote branch 'origin/vswitch' into dev
troubleshooting vm support
fixed instances generation
debugged update path.
debugged delete path
refactoring create path
refactoring create -> update path
crud working, but not pretty or efficient.  Ideally, move to web service.  Maybe use an ORM

TODO: add "none" values to hashes in instances where foreign keys null
fixed representation of nullable foreign keys in list