Add guide to offline apps (fix bug 881355)
Bug 902798 - Don't offer prelim versions for full-reviewed add-ons via the API.
Commit from Mozilla Verbatim by user markh@babelzilla.org.: 5453 of 5453 strings translated (0 fuzzy).
Merge branch 'master' of ssh://github.com/mozilla/zamboni
Updated Polish translation
Merge pull request #1044 from Witia1/master

Updated Polish translation
Update bg locale
Add migration to fix default_language's default db value in Collections (bug 908934)
Include version number in ratings API to help fireplace (bug 901486)
Merge pull request #1047 from diox/collections-default_language-fix

Add migration to fix default_language's default db value in Collections (bug 908934)
Accept application/x-www-form-urlencoded at all DRF API endpoints. (bug 908936)
Merge pull request #1046 from JasnaPaka/master

L10N update for Czech (cs)
Merge pull request #1045 from chilyashev/patch-1

Update bg locale
Merge branch 'master' of ssh://github.com/mozilla/zamboni
Commit from Mozilla Verbatim by user valastiak@mozilla.sk.: 366 of 392 strings translated (0 fuzzy).
images for collections (bug 899778)
fix favicon for commonplace template (bug 909443)
fix other favicons for commonplace template (bug 909443)
Commit from Mozilla Verbatim by user valastiak@mozilla.sk.: 392 of 392 strings translated (0 fuzzy).
Merge branch 'master' of ssh://github.com/mozilla/zamboni