- Fix RuleImplicitConversion(ARG.003) with INT and DECIMAL
- Fix RuleImplicitConversion duplicate suggest when use IN () operator

  fix #213 CLA.001 NO WHERE CONDITION
  fix PRIMARY key append to multi column index

  1. update change log
  2. fix ERR parse bug

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

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

  WHERE col = col = '' and col1 = 'xx'

not fix too many connections yet

  RES.009 not consider about "and", "or"... Operator in
  BinaryOperationExpr

  RuleTimePrecision
  MySQL 5.6.4+ New time data type, support time precision to microsecond

  column.Tp may be nil when checking

  bit type not config as int, when two columns compare will
  give ARG.003 suggestion.

  fix #154, #157 by the way

  不建议使用连续判断
  SELECT * FROM tbl WHERE col = col = 'abc'

  support allow-collates checks

  COL.015 text/blob default value only tobe `NULL`;
  COL.012 text/blob `NOT NULL` CONSTRAINT may be danagerous;

  FULLTEXT INDEX suggestion

  insert values count large than -max-value-count will give ARG.012

  RemoveSQLComment trim space

  case insensitive regex @ CLA.009

  1. Makefile add `daily-quick` let test more fast
  2. Heuristic rule word lint
  3. FUN.001 add more logic, unstable now

  RES.007 select * from tbl where 1;

  1. ARG.010 wrong case
  2. update gometalinter to 2.0.11 latest version