SMACK-369 remove try/catch block in XMPPConnection.connect()

git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/branches/smack_3_3_1@13660 b35dd754-fafc-0310-a699-88a17e54d16e
Spelling fixes

git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/branches/smack_3_3_1@13661 b35dd754-fafc-0310-a699-88a17e54d16e
SMACK-428 add 'public int RosterEntry.hashCode()'

git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/branches/smack_3_3_1@13662 b35dd754-fafc-0310-a699-88a17e54d16e