service control. Crypto is not done yet => distant chat is unencrypted.
- changed GUI for distant chat. Removed invitation system.
- added menu item to distant chat GXS ids from IdentityItem (only entry point for now).
- fixed bug in chat lobbies causing re-connexion of lobbies not to happen everytime (bug reported bu Lain)
git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@7378 b45a01b8-16f6-495d-af2f-9b41ad6348cc