Allow setting config drive option when launching instance

This patch adds a "Configuration Drive" checkbox to the Advanced tab
of the Launch Instance workflow, if the config drive extension is
supported. This allows setting the config drive option when launching
an instance.

Change-Id: Ib4e4e18251f4f024a61dabb646cda79a7c88582d
Closes-Bug: #1366842
Fixing issue with editing N1K network profiles

This resolves issues surrounding the update network profiles
for the Cisco N1K profiles when used with the N1K neutron
plugin.

Issue resolved include the edit form opening up properly
and also addressing which fields are editable and which not.

Also adding new unit tests.

Closes-bug: #1260435

Change-Id: I318057a9f5870d4a25ebf461d5fc67e4a03d54d8
Updated from global requirements

Change-Id: I471e0c1d7b15835ef16cf11c72401335b3a834e4
Imported Translations from Transifex

Change-Id: I0b834e58b373c7c1179a3d56fe3f78415131b345
Merge "Updated from global requirements"
Merge "Allow setting config drive option when launching instance"
Merge "Fixing issue with editing N1K network profiles"
Merge "Imported Translations from Transifex"
Merge branch 'master' of https://github.com/openstack/horizon