Add a setting to show tracebacks for API exceptions
Use a DRF's Response, it's safer for apps data (bug 994304)
Commit from Mozilla Verbatim by user ouesten.: 4913 of 4925 strings translated (0 fuzzy).
Stop displaying API tracebacks on dev
add missing fields to FeedApp, add feedapp_type
Merge pull request #1914 from ngokevin/feedapp

add missing fields to FeedApp
Commit from Mozilla Verbatim by user sara.todaro@mozillaitalia.org.: 4925 of 4925 strings translated (0 fuzzy).
bug 991960 support multiple Mozilla contacts

fixed test for multiple mozilla recipients
Merge pull request #1930 from dethe/support_multiple_mozilla_contacts

bug 991960 support multiple Mozilla contacts
bug 991960 fix broken test
Merge pull request #1941 from dethe/support_multiple_mozilla_contacts

bug 991960 fix broken test
remove iarc No Descriptor rating