Merge pull request #183 from creighton/master

fixed mailto test
having json documents store to db
removed jsonfield
removed commented out code
Merge pull request #184 from creighton/changedocs

Changedocs
added user back to statements for lrs gui
Merge pull request #185 from creighton/changedocs

added user back to statements for lrs gui
added unique_together restraint in agent and activity models
Merge branch 'master' of https://github.com/adlnet/ADL_LRS into together
Merge pull request #186 from ljwolford/together

Together
added transactions back in and added to activity profile
Merge pull request #187 from ljwolford/together

added transactions back in and added to activity profile
messing with transactions
only build objects in pager, not whole set
refactored complex get to just handle query params
changed settings file back
Merge pull request #188 from ljwolford/together

Transactions and get refactor