move persona startup code from __init__ to app.  correcting issue #111 for incoorect response code for worker registration
Merge remote-tracking branch 'upstream/master'
changes to cache_params to set default values using oslo-config
modifications for configFileNotFound
Merge pull request #114 from stevendgonzales/master

correcting issue #111 for incorect response code for worker registration, move persona startup code from __init__ to app.