improved display of gene list, added new category icons
gene claim titles are now linked
added sidebar tab menu to filter gene detail view
Merge branch 'master' of https://github.com/genome/dgi-db into improved-gene-list
added color bars to gene list tabs
move interaction request validation back to application controller
merging with  master
gene list data-name attribute now contains the new gene claim source display_name property
merging
removed pry breakpoint