Code review comment for lp:~psivaa/core-image-watcher/image-info-from-constants

Thanks for the comment, I've now introduced RELEASE here and constructed the 'channel' for u-d-f query from them.
This is the output now:

  2015-06-02 17:29:17,356 core_image_watcher INFO: Triggering request: {'channel': 'edge', 'request_id': '9200b538-0019-47df-96f2-f15b80f50343', 'release': '15.04', 'image_name': '74', 'device': 'generic_amd64'}