Added Merge Module .dll for MSITask.
Added Merge Module .dll for MSITask.

nant/nantcontrib,cgourlay/nantcontrib,rmboggs/nantcontrib,rmboggs/nantcontrib,dahmage/nantcontrib,cgourlay/nantcontrib,nant/nantcontrib,dahmage/nantcontrib,nant/nantcontrib,rmboggs/nantcontrib,cgourlay/nantcontrib,dahmage/nantcontrib