Imported Translations from Transifex

Change-Id: Ia3e1d8430d195f925e17fc3a7f8053e8e0c0660c
Migration support for Mellanox Neutron plugin

Adding initial version before Havana to enable
migration from Havana and including recent changes
for IceHouse.

Closes-Bug: 1265080

Change-Id: I4b18d6d7eb40a9e3b2f3bceaa750827f3ed7c93d
Merge "Imported Translations from Transifex"