Fix VEM JMX/RMI connection issue
gc rollover settings in VEM, ENG-4417
fixed mixed lines
Merge branch 'master' into ENG-4487
Merge branch 'master' into ENG-4487
Merge pull request #425 from VoltDB/ENG-4487

Eng 4487 - -D settings for RMI ip and gc roll over logging
tools/jenkins(new): add ruth's cleanup_slaves groovy script
schemachange client with connection loss/recovery
fix licensecheck
Fix the comment. The environment variable to set is VOLTDB_HEAPSIZE.
Rename-for-sanity:
- Call a transaction state variable 'txnState'
- Call a message variable 'fooMsg'
- Fix line-wrapping
schemachange app: modify to use logger
Merge remote-tracking branch 'origin/master' into ENG-4338-fastcatalogs

Conflicts:
	src/frontend/org/voltdb/iv2/FragmentTask.java
	src/frontend/org/voltdb/iv2/SysprocFragmentTask.java