added ability to override columns and fields
Fixed height issue in code mirror in firefox
added rhtml as default code mirror mode for liquid
97 - added space on tags for topics
Merge branch 'master' of https://github.com/portablemind/compass_agile_enterprise
added allowed_content : true to coeditor to stop stripping css and tags.  Added sanitize to search results to remove tags.
Merge branch 'master' of github.com:portablemind/compass_agile_enterprise
removed search from code mirror and update code mirror to 3.20
Updated change log
Merge remote-tracking branch 'origin/master' into workflow_gantt