mysql-test/r/insert_select.result:
  Fixed results
mysql-test/r/join_outer.result:
  New test case for inner join table dependency
mysql-test/t/insert_select.test:
  Remove not used drop tables.
  Fixed table names
mysql-test/t/join_outer.test:
  New test case for inner join table dependency
sql/slave.cc:
  Simple optimizations