Moved Circles & Identities to Network

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@7349 b45a01b8-16f6-495d-af2f-9b41ad6348cc
- Added comment tabs to GxsGroupFrameDialog
- Switched channels from GxsCommentContainer to new tabbed GxsGroupFrameDialog

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@7350 b45a01b8-16f6-495d-af2f-9b41ad6348cc