Remove some stale code.

git-svn-id: svn://svn.code.sf.net/p/dmtcp/code/trunk@2230 ba6dc0ae-232f-0410-883f-9ebac64fc565
Removed some more stale code.

git-svn-id: svn://svn.code.sf.net/p/dmtcp/code/trunk@2231 ba6dc0ae-232f-0410-883f-9ebac64fc565
Put the DmtcpWorker in RUNNING state before INIT event.

git-svn-id: svn://svn.code.sf.net/p/dmtcp/code/trunk@2232 ba6dc0ae-232f-0410-883f-9ebac64fc565