-check-config will check
  * YAML format
  * OnlineDSN connection
  * TestDSN connection

  add doc for blacklist config

  1. etc/soar.blacklist add `use ?`
  2. blacklist use os.Getwd prefix
  3. update doc

  1. update vitess dependency
  2. explain database prefix check

  check stdin is terminal or pipe.
  if read from terminal interactive printf help message.

  RES.007 select * from tbl where 1;

update vitess, rename Newtable to others

  1. fix -config arg parse bug
  2. code & comment lint

fix `-cleanup-test-database` hangup without `-query`

Add `-cleanup-test-database` arg for database truncate

  1. SplitStatement mulitstatement eof bug
  2. empty query by pass

Fix  capture a Ctrl+C ,kill, Interrupt signal and run a cleanup test environment

fix #57 && sync vitess update

Bump Go versions and use '.x' to always get latest patch versions