Imported Translations from Transifex

Change-Id: I467a44fef50331ca42b536dd7e5982e0cf44301e
Change from unittest to testtools

part of bug 1177924

Change-Id: I99be2c48dc7143015883b89130083c8ea11abeec
Signed-off-by: Doug Hellmann <doug.hellmann@dreamhost.com>
Restore default interval

As we switched to multi-publisher pipelining, we modified,
I believe by mistake, the default polling interval from 600
to 60 second.

Change-Id: I4192a52aab1cbb744cd7ddf212e5ed3b0a3a27e6
Fixes: bug #1181153
Merge "Imported Translations from Transifex"
Merge "Change from unittest to testtools"
Merge "Restore default interval"