Hide resend button when disconnected
Don't display resend button for failed commands
Merge pull request #1160 from JabbR/resend-failed-msg-polish

Resend failed msg polish
Notify kicked users via a modal popup.
Make ban, kick support reasons and notify everyone.
Merge pull request #1143 from JabbR/improve-kick

Improve kick
Add "You can't download these messages" popup when you try to download messages from a private room.  Finally resolve #1055
Merge pull request #1144 from JabbR/cant-download-messages-dialog

[Prereq #1143] Cant download messages dialog
Add Urban Dictionary Content Provider. Fixes #518