optimized json bridge calls
specify fields on port list, misc cleanup
removed some test code
removed gevent monkey patch
fixed lswitch index bug
Merge pull request #4 from mpath/fixlswitch

fixed lswitch index bug (mpath)
Fixes ambiguous 'deleted' column in get instances where clauses.
Merge pull request #6 from mpath/t_unstable

Fixed instances.deleted abiguity in querylib
refactored OrphanQueues, added some prints above action messages