Prepare for commonplace fiddle
Merge pull request #1511 from mattbasta/fiddle

Prepare for commonplace fiddle (bug 942233)
Put commonplace projects into .gitignore
Make SearchView inherit from MarketplaceView to fix pagination (bug 948084)
move stuff from the model to the provider (bug 944799)
Merge pull request #1509 from andymckay/944799

move stuff from the model to the provider (bug 944799)
Document that sort happens in descending order (bug 867835)
Updated WebappIndexer to store field translations (bug 947291)
Merge pull request #1517 from diox/document-search-sort-params

Document that sort happens in descending order (bug 867835)
Add DigiTrust Global Root certificate.
Double celery limits for reindexing marketplace
do not record monolith stats for AMO logins
remove provider from tests
Update app stats URL to commonplace stats.
change how iarc descriptors are dehydrated (bug 931947)
update iarc descriptors to match iarc's update (bug 948156)