Added: Support coveralls refs #55
Changed: Travis 1.9.2 -> 1.9.3 refs #55
Added: Coveralls badge refs #55
add some info to chat view
refactoring: move read_file feature to super class
change style for dn
add notification_area plugin
add online status plugin
add direct message plugin
add jira ticket link plugin
add profile setting plugin
add room list plugin
add omniauth crowd plugin
modify setting files
remove unused plugins
omniauth adapter for omniauth_crowd
notify all room
increment counter only when receiving a message from others
remove logger
update notification area plugin