add list networks
Merge branch 'master' into list_networks
Merge pull request #250 from mistio/list_networks

List networks
option to enable monitoring when creating new machines
fix openstack apiurl stripping
multiuser enable monitoring on creation
add support for remove_on_error option on add backend API
Merge branch 'enable_monitoring_on_provision' into nephoscale_network

Conflicts:
	src/mist/io/methods.py
	src/mist/io/views.py