- added type-safe flags in retroshare/rsflags.h. This should be used to make new flags types in order to prevent mixing flags up in function prototypes.
- group handling is left to rsPeers. We'll move it to rsCircles later.
git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.5-FileSharingPermissions@5754 b45a01b8-16f6-495d-af2f-9b41ad6348cc