updated dropboxScalaTestRepo
Object reduction test
GPU object reduction
Merge branch 'wip-merge' of https://github.com/stanford-ppl/Delite into wip-merge
Add baseline hashreduce support on GPU (primitive type reduction with perfect hash)
Add GPU test for object reduction
checkpoint (3 optiml tests failing on GPU)
Merge branch 'wip-merge' into wip-develop

Conflicts:
	framework/src/ppl/delite/framework/a-ops/DeliteCollectionOps.scala
	framework/src/ppl/delite/framework/a-ops/DeliteOps.scala
	framework/src/ppl/delite/framework/datastructures/DeliteStruct.scala
	framework/src/ppl/delite/framework/transform/MultiLoopSoA.scala