Remove db import since it no longer exists
Modify inapp is_purchaseable logic (bug 1058953)

- Simulated products are always purchasable
- Stub products are always simulated
- Added tests
Merge pull request #2459 from JaredKerim-Mozilla/1058953

Modify inapp is_purchaseable logic (bug 1058953)
Updated to not call task within a task
change the meta[name=viewport] so users can zoom in on non-Consumer Pages on mobile
Merge pull request #2432 from cvan/viewport-scale

change the meta[name=viewport] so users can zoom in on non-Consumer Pages on mobile/tablet
Merge pull request #2454 from muffinresearch/remove-landfill

Remove db import since it no longer exists
Commit from Mozilla Verbatim by user az.: 129 of 129 strings translated (0 fuzzy).
Merge branch 'master' of ssh://github.com/mozilla/zamboni
Commit from Mozilla Verbatim by user amanpreet.alam@gmail.com.: 719 of 1966 strings translated (186 fuzzy).