Script conversion from Serbian Cyrillic to Latin (20140909)
Localized more Danish strings
Firefox Accounts migration banner (bug 1052864)

Introducing Custom Elements!
Close #657
fix comment mentioning deprecated `hearth/` directory
Merge pull request #647 from flodolo/20140909

Update sr-Latn using sr (Cyrillic) content converted with icu4c
Merge pull request #651 from Joergen/uge37_da

Localized more Danish strings
Added new region (bug 1050213)
Added new region (bug 1063077)
Fix regression from 3f92988c (bug 1068329)

non-potatolytics should call setupUATracking() in order for the
GA script to be injected.
Commit from Mozilla Verbatim by user theo.chevalier11@gmail.com.: 318 of 318 strings translated (0 fuzzy).