- Added two new members to GxsGroupStatistic/GxsServiceStatistic - mNumMsgsNew, mNumMsgsUnread
- Set mGrpId on GxsGroupStatistic
- Changed GxsUserNotify and GxsGroupFrameDialog to statistics

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@7462 b45a01b8-16f6-495d-af2f-9b41ad6348cc