switched all instances of rolenames to roles
switched all instances of rolenames to roles

With the current modification of the API we can stop using the confusing rolenames endpoint and move back to roles

[Issue: 728-USERGRID]

mdunker/usergrid,mdunker/usergrid,mdunker/usergrid,mdunker/usergrid,mdunker/usergrid,mdunker/usergrid,mdunker/usergrid,mdunker/usergrid