go test -update ./...

  SELECT /*+ MAX_EXECUTION_TIME(1000) */

mysql 8.0.16 support is not NULL index using

  https://github.com/XiaoMi/soar/issues/205

  https://github.com/XiaoMi/soar/issues/98

  CREATE TABLE test_id (
    ID int,
    PRIMARY KEY (`ID`)
  )
  SELECT * FROM test_id WHERE id=1;

  fix explain NULL able column bug

  +----+-------------+-------+------------+------+---------------+------+---------+------+------+----------+--------------------------------+
  | id | select_type | table | partitions | type | possible_keys | key  | key_len | ref  | rows | filtered | Extra                          |
  +----+-------------+-------+------------+------+---------------+------+---------+------+------+----------+--------------------------------+
  |  1 | SIMPLE      | NULL  | NULL       | NULL | NULL          | NULL | NULL    | NULL | NULL |     NULL | no matching row in const table |
  +----+-------------+-------+------------+------+---------------+------+---------+------+------+----------+--------------------------------+

  UPDATE xxx SET c1=' LOGGER.error(""); }' WHERE id = 2 ;

  col = 1 OR col IS NULL
  col1 = 1 OR col2 = 1

增加一些测试用例，修复 sort 排序问题

* Bats Test SQL Rewrite

* Bats Test SQL Rewrite and Add golden file

  GRANT SELECT ON *.* to user@'host'
  REVOKE INSERT ON *.* FROM 'jeffrey'@'localhost';

  https://github.com/alecthomas/gometalinter/issues/445

  drop table tb
  drop database db
  create database db

  echo "select * from tb" | soar -report-type query-type

  sleep(), benchmark(), get_lock, release_lock() are
  dangerous function may not be used in online.

  select * from t1, t2 limit 1

  -report-type tables will give SQL affect tables info

* add test case  and notes

* vendor update

* use `tput setaf/srg0` set color in Makefile

* fix loadExternalResource fail cause panic