Update to latest Bulk
Correctly push/pop Bulk macros instead of trying to undefine and then redefine them.
Integrate Bulk-based implementation of CUDA for_each.

Fixes #404
Update to latest Bulk
Update to latest Bulk
Explicitly reset the CUDA error after malloc failures so that errors don't get propagated later.
Merge pull request #408 from jaredhoberock/bulk

Bulk
Correctly sort TestMergeByKeyToDiscardIterator's input

Fixes #409
Merge pull request #410 from jaredhoberock/issue-409

Correctly sort TestMergeByKeyToDiscardIterator's input