Added error messaging when user attempts to attach a slack account to a user…

Minor code cleanup on settings page to improve oauth account management UI. T713

Implemented oauth attach functionality, oauth detach functionality, and…

Fixing bug where display name was not set correctly.

Fixing bug where display name was not set correctly.

oauth signup page changes per PR feedback. T712

Updating oauth form validation per PR feedback. T712

Code cleanup per PR feedback. T712

Added state location register hook. T712.

Implemented /oauth/signup. T712

Merge branch 'T710-oauth-slack' into T712-oauth-registration-improvements

First take at template updates. T712

Updating oauth user lookup call as per PR feedback. T710

Encrypting email from oauth signup as per PR feedback. T710

Updated unit tests to reflect handler wrapper.

Merged T710-oauth-slack into oauth-wrapper.

Adding slack display name to inspect response to use in user creation as per PR…

write.as oauth client cleanup as per PR feedback. T710

Rolling back v1 migration change as per PR feedback. T710

Removing test skip as per PR feedback. T710

Merged in final changes from PR 225 into T705-oauth-slack. T710

Changed oauth table names per PR feedback. T705

Code cleanup in prep for PR. T710

Feature complete on MVP slack auth integration. T710

Merging T705-oauth into T710-oauth-slack. T705,T710

Code cleanup from PR 255 feedback. T705

Unit tests, integration testing, and code cleanup for oauth support. Part of…

Added oauth handlers and tests with mocks. Part of T705.