Cost Model and Join bug fix

Cost model is closer to where it should be, still need to find a
formula that ignore column counts
the joinAndIndex picker section that tries the use of a has table now
properly cleans the join conditions similar to Bloom Filter which now
fixes new plans being made
SubqueryBoundTabls Fix

The aggregate mapper no longer checks tables found below the
hashTableLookup because these plans have  matching table source in the
tree
Better Cost Estimation

now correctly checking column numbers in outer steam
Formatting fix

Both hash table operators now give binding position in output
remove unused test

removing unused test