In respect of rails assets we should define images in css
Adjust css namespace to jsxc
improve notifications

- sync sound and message
- add icon
Add has-come-online notification
Handle unknown jids
Add email spot
Add spot to messages and add some translations
fix otr enable
disable webrtc on second tab
fix vcard on second tab
support vcard retrieval from unknown jid
Merge pull request #86 from Zauberstuhl/rails_assets

In respect of rails assets we should define images in css
fix emoticon size from #86
add new event restoreCompleted.jsxc
build 1.0.0-beta1