Merge pull request #2 from niksu/master

pair programming l33tness
* commit before merge
Merge branch 'master' of https://github.com/yansh/MoanaML/

Conflicts:
	config.ml
	main.ml
* Refactored the code to uses Tuples as records
* Adopted the qry2 function to work with the new tuple structure
fixing qry2 - not fully functional yet.
Simple (hardcoded) query works now, but might need a more elegant
solution.
fixed join in fold code;
simplified code;
enabled fold code;