Adjust the bigtable fill rates in order to dial down MP writes at start of
txnid2 benchmark.
  - Partitioned big table fills at twice previous rate
  - Replicated big table fills at ~10% of previous rate
txnid2: add ratelimit control
txnid2 run.sh: clean all catalogs (minor)
txnid2: fix bug: at end of benchmark worker threads may hang in shutdown because ratelimit permits are no longer being released
txnid2: fix if a node or cluster fails while the ClientThreads are being initialized, the main thread exit and the app would not time itself out
Add a no-export catalog to txnid2.
Add a no-export catalog to txnid2.  Really.
Fix initial matview count bug.
Merge pull request #887 from VoltDB/matview-counts

ENG-5363 Fix initial matview count bug.
DON'T MERGE TO MASTER!!! ENG-5373. Use Java 1.6
Merge branch 'release-3.7'
Revert "DON'T MERGE TO MASTER!!! ENG-5373. Use Java 1.6"

This reverts commit df46e84e48bddc828e1003afcdeb337c4f324e00.