1.5.2-rc.1: Feat/dev 481 bigint for id keys (#31)

DEV-481: update all the id columns to BigInteger
To account for very large numbers as primary keys

1.5.1

Feat/dev 452 notifications to json (#30)

DEV-452: add created timestamp to to_json()

gdcadmin notifications GET endpoint requires to_json() to return JSON
representation of Notification model. Adding created as endpoint is returning all
fields of Notification model.

1.4.0 Wocket

Add id field to ReleasedData, jenkins, pre-commit

Very Bad Fish Release

Add action field to release data log

Uncle Ubb Release

Add models for study rules and released data.

Uncle Ubb Alpha Release 1

Adds Study Rule and Release data models

Release/Redfish

1.1.0

Merge pull request #14 from NCI-GDC/feat/API-800-database-index-on-tr…

Quilligan Quail Release

TT-1073 set up tox for gdc-ng-models (#6)

* TT-1073 set up tox for gdc-ng-models

* TT-1073 edited tox/travis files according to Jimmy's/Greg's comments

* feat(TT-1073): re-arrange tox commands

* fix(whoa): simplify

* fix(tox): small fix to tox to generalize py3

* fix(pr): pr issues fixed

Stable Release

TT-1073 set up tox for gdc-ng-models (#6)

* TT-1073 set up tox for gdc-ng-models

* TT-1073 edited tox/travis files according to Jimmy's/Greg's comments

* feat(TT-1073): re-arrange tox commands

* fix(whoa): simplify

* fix(tox): small fix to tox to generalize py3

* fix(pr): pr issues fixed

Release QQ

Fixes awstat table column name