For ENG-4963, move collect CLI from voltadmin to voltdb
For ENG-4963, add methods to SSHTools and SFTPSession in order to support SSH authentication with password
For ENG-4963, modify collector to support cluster wide collection
For ENG-4963, fix the help message of --dry-run option
For ENG-4963, address Steve's and Stefano's reviews
Add a avg push down planner test case
Don't kill JSON http thread when issueing bad Adhoc query
For ENG-5028, provide more specific error message for SFTP uploading
clean up stdout in VEM during log collecting
for collection script, handle the timeout issue when compress large file and redirect stderr to VEM log window
modify error message
Merged test cases for perf/jhugg reasons #BreakingBad
more refinement on error message
handle host and port string
get rid of microsecond part in timestamp in collection filename
Merge branch 'master' of github.com:VoltDB/voltdb into ENG-2917-avg-optimize
Add support to push down AVG for distributed queries only
clean up error message
fix regex matcher for error message
merge with master and resolve conflicts