I haven't checked these links for a long time.
Note: accepted != relayed
Note: relayed != mined
Yes, those sites first relay the transactins and then those transactions got picked by Eligius.
No. You should write your own tool which connects to a particular node, sends "mempool" command and analyses results. Wanna hire me?
No unless you sell it for 0.0034(which I doubt). Also you didn't answered the question about Multisig Redeem Script what is that?