Upgraded some libs

MySQL 1.2.5 fixes problems with the old setup.py file.
It was broken for me on mavericks.

Some other libs had disappeared from PyPI so I needed
to use our pyrepo. Because of that, some dev libs were
out of date.
Merge pull request #401 from kumar303/up

Upgraded some libs
Commit from Mozilla Verbatim by user havarh.: 83 of 83 strings translated (0 fuzzy).
Merge branch 'master' of github.com:mozilla/webpay
Commit from Mozilla Verbatim by user unghost@mozilla-russia.org.: 83 of 83 strings translated (0 fuzzy).
Commit from Mozilla Verbatim by user benoit.leseul@gmail.com.: 83 of 83 strings translated (0 fuzzy).
Updated Polish translation
Merge pull request #402 from Witia1/master

Updated Polish translation
re-enable now this is working again (bug 940023)
remove importlib-no-failure
Merge pull request #403 from andymckay/import

remove importlib-no-failure
travis 2.6 > 2.7
New files added from Mozilla Verbatim based on templates
feat(settings/dev): configure zamboni_raven_url
feat(settings/stage): configure zamboni_raven_url
Commit from Mozilla Verbatim by user ouesten.: 83 of 83 strings translated (0 fuzzy).
Commit from Mozilla Verbatim by user selim@selimsumlu.com.tr.: 80 of 83 strings translated (0 fuzzy).
Commit from Mozilla Verbatim by user amanpreet.alam@gmail.com.: 83 of 83 strings translated (0 fuzzy).
L10n Extract/compile script. Today's lucky number is 32271.