[SD-1305] An attempt to spike a newly fetched item from Ingest fails
Adding Copyright Information
adding config parameters for ingest channel.
[SD-1308] Item on a "Desk" with "Fetched" state when saved goes to "Draft" state instead of "In-Progress".
[SD-976] backend implementation and behave tests.
[SD-976] adding copyright information.
[SD-1275] Added logging for ingest provider create, update, delete.
[SD-1275] fixing flake 8 errors.
Merge pull request #467 from sivakuna-aap/SD-1305

(fix) An attempt to spike a newly fetched item from Ingest fails
Merge pull request #469 from mdhaman/master

(feat)[ingest] - Turn on/off notifications per ingest channel.
Merge pull request #468 from sivakuna-aap/SD-1308

(fix) SD-1308
[SD-1274] Error message refactoring
[SD-1274] Error message refactoring
[SD-1297] Refactoring API (HTTP) errors
Rebased on master
Error codes are not needed
Reset password - if email is not match then throw badrequest
[SD-1297] Used message instead of payload wherever possible
[SD-1274] Refactoring Ingest errors
[SD-1274] Refactoring Ingest errors - rebasing on master