Filter feed using the same dev/device parameters as the rest of the API (bug 1058135)
Remove Platform model (bug 1026179)
Merge pull request #2479 from diox/rm-platform

Remove Platform model (bug 1026179)
Bump migration (bug 1026179)
Merge pull request #2447 from diox/feed-device-filtering

Filter feed using the same dev/device parameters as the rest of the API (bug 1058135)
moor tidy of apps/amo