added error handling to many apis
Added remove sec group rule
Added more error handling for openstack actions.  Added delete/add rule for openstack security groups
added load balancer api app
Merge branch 'dev' of github.com:TranscendComputing/CloudMux into dev
Added generic OPTIONS method route in api_base.  Added before filter for fetching credentials in openstack_compute_app.  Added Excon::Errors::Conflict error handler in resource_api_base.  Updated routes for instances and addresses to tightly match typical routes.
Added openstack key pair support
Added openstack volume support.
additional load balancer apis
Merge branch 'dev' of github.com:TranscendComputing/CloudMux into dev
Added openstack object storage support.
Added sublime files to gitignore
updated api path in docs
Merge branch 'dev' of github.com:TranscendComputing/CloudMux into dev
Added openstack identity support for roles, tenants, and users.
Updated build to clean first
Updated build to clean CloudMux home
Updated build to clean CloudMux home on delpoy server.
Added unauthorized error handling for openstack identity and object storage
Added remove user from tenant action