Restart: Remove mtcp_abort() on mismatch heap.

git-svn-id: svn://svn.code.sf.net/p/dmtcp/code/trunk@2684 ba6dc0ae-232f-0410-883f-9ebac64fc565
Socket: Fix warning msg when removing stale UDS.

git-svn-id: svn://svn.code.sf.net/p/dmtcp/code/trunk@2685 ba6dc0ae-232f-0410-883f-9ebac64fc565
Socket: Updated TcpConnection::isBlacklistedTcp().

git-svn-id: svn://svn.code.sf.net/p/dmtcp/code/trunk@2686 ba6dc0ae-232f-0410-883f-9ebac64fc565