removed limit for "FOR UPDATE" and "IN SHARE MODE" (now thay allowed for non-simple selects and applyed to current select)
fix for using subselects with update
test of locking for non-simple queries
(SCRUM?)


sql/sql_yacc.yy:
  removed limit for "FOR UPDATE" and "IN SHARE MODE" (now thay allowed for non-simple selects and applyed to current select)
  fix for using subselects with update