Disable lazy gettext

This change disables lazy gettext functionality in Nova,
due to problems with character encoding and logging
detailed in bug 1225099.

It is part of a series of commits across all projects with
lazy gettext enabled.

Change-Id: Ia934a7df9386baf6ae8eb9ff48c24386c47ecd23
Partial-bug: 1225099
Remove `utils.parse_mailmap`

Hasn't been used since 3456b667c38aa1d439482b9c95838aba6d3d6c5c

Change-Id: I454b5fcebb1cca3852155bdf850eacd84ab01980
Imported Translations from Transifex

Change-Id: Ifee5371180accad28370cb3c474a2263ff136b74
Merge "Disable lazy gettext"
Merge "Imported Translations from Transifex"
Merge "Remove `utils.parse_mailmap`"