Remove app_to_dict and AppResource, add AppSerializer and AppViewSet
fireplace too
fix up links, and changes in output
convert InstalledResource (bug 910554)
Fix other uses of AppResource
remove CompatRelatedField
 Remove unused fields from Fireplace app API (bug 900568)
Merge pull request #1355 from washort/910623

Convert AppResource to DRF
Removed stats-api waffle flag
Removed buchets waffle (bug 872752)