Added back category response.
Commented out unused functionality.
Add tag to filter tags.
Project fetch auth token. Existing tag.
debuggin https://6kites.atlassian.net/browse/BW-269
Merge branch 'master' of heroku.com:brandwatch-api
debuggin https://6kites.atlassian.net/browse/BW-269
debuggin https://6kites.atlassian.net/browse/BW-269
debuggin https://6kites.atlassian.net/browse/BW-269
debuggin https://6kites.atlassian.net/browse/BW-269
debuggin https://6kites.atlassian.net/browse/BW-269