More changes - not finished
Cleaning up AddonPremium model (bug 895937)
Strip incoming translations in the API (bug 915656)
Implement collections API filter and fallback system properly (bug 915803)

- Filters no longer automatically include NULL values
- Fallback no longer drops filters, instead replace the corresponding
  value with NULL
add rejected apps to list_packaged_apps management command
fix verify tests by patching right place
Merge pull request #1134 from diox/collections-fallback-null

Implement collections API filter and fallback system properly (bug 915803)
refactor and fix queue sorting for name fields and pending queue (bug 890177)
Merge pull request #1123 from ngokevin/revqueuesort

refactor and fix queue sorting for name fields and pending queue (bug 890177)
add removeslash middleware back
Strip extraneous whitespace in API JSON responses (bug 914876)
Merge pull request #1138 from chuckharmston/914876-json_succinct

Strip extraneous whitespace in API JSON responses (bug 914876)
Bumped monolith.client
Added per-app stats endpoint (bug 915422)
Now that fallback system is fixed, use it for every collection type (bug 915803)

Also fix tests.
wip
only do geoip lookup for public addresses (bug 899539)
Merge pull request #1139 from wraithan/private_geoip

only do geoip lookup for public addresses (bug 899539)
Fix mkt.search.tests.test_api.*.test_collection_filterset_called
Commit from Mozilla Verbatim by user valastiak@mozilla.sk.: 2903 of 5474 strings translated (899 fuzzy).