[messages.po] Translation added for missing strings. Not complete!

Translations added for missing strings and some corrected.
It's not complete (too long to finish in one day). Will continue later.
Fixes tests broken by merging of PR #1412
Merge pull request #1455 from auzelac91/patch-2

[messages.po] Translation added for missing strings. Not complete!
New German strings for Marketplace
Merge pull request #1456 from koehlermichael/master

New German strings for Marketplace
turn on germany
fix style on yes
Fixes tests broken by merging of PR #1412
fix ratings updates (bug 936130)
Remove media/fireplace symlink.
enable appcache
use network for commonplace repo's manifest (bug 942368)
add in bango developer terms (bug 922870)
Merge pull request #1448 from andymckay/922870-two

add in bango developer terms (bug 922870)
Added per-app totals API (bug 933861)
Replace tastypie_services we use by our own (bug 940354)