Parlour/Sqoop integration

@SamRoberts I have addressed the comments you gave Tim with regards to parlour integration. 
There is an issue for adding that later.
https://github.com/CommBank/maestro/issues/175

It is non trivial to use the existing archive functionality, as data would have to be downloaded locally to the client first.

The archiving should instead happen on Hadoop as part of the cascade.