Implement fine-grained control over access to stored procedures
  Privileges are cached (same way as existing table/column privs)
  


mysql-test/include/system_db_struct.inc:
  WL#925 - Privileges for stored routines
    New system table: procs_priv
mysql-test/r/connect.result:
  WL#925 - Privileges for stored routines
    New system table: procs_priv
mysql-test/r/grant.result:
  WL#925 - Privileges for stored routines
    user table has additional privilege attributes
    SHOW PRIVILEGES amended
mysql-test/r/grant2.result:
  Fix result
mysql-test/r/information_schema.result:
  WL#925 - Privileges for stored routines
    New system table procs_priv
    New user privileges
mysql-test/r/show_check.result:
  Fix result
mysql-test/r/sp-security.result:
  WL#925 - Privileges for stored routines
    Fix existing tests to work with new privileges
    New tests for new privileges
mysql-test/r/sp.result:
  WL#925 - Privileges for stored routines
    Fix SHOW PRIVILEGES results
mysql-test/r/system_mysql_db.result:
  WL#925 - Privileges for stored routines
    New system table: procs_priv
    user and db tables have new privilege attributes
mysql-test/t/grant2.test:
  Fix test
mysql-test/t/show_check.test:
  Fix test
mysql-test/t/sp-security.test:
  WL#925 - Privileges for stored routines
    Allow existing tests to run with new privilege checks
    New tests for privileges
mysql-test/t/system_mysql_db_fix.test:
  WL#925 - Privileges for stored routines
    New system table: procs_priv
scripts/mysql_create_system_tables.sh:
  WL#925 - Privileges for stored routines
    db and user has new privilege attributes
    new system table: procs_priv
scripts/mysql_fix_privilege_tables.sql:
  WL#925 - Privileges for stored routines
    new system table: procs_priv
scripts/mysql_install_db.sh:
  WL#925 - Privileges for stored routines
    Amend comment
sql/item_func.cc:
  WL#925 - Privileges for stored routines
    Privilege check for stored FUNCTION routine
sql/lex.h:
  WL#925 - Privileges for stored routines
    new token ROUTINE
sql/mysql_priv.h:
  WL#925 - Privileges for stored routines
    New function: check_procedure_access()
sql/mysqld.cc:
  WL#925 - Privileges for stored routines
    system option automatic-sp-privileges
sql/set_var.cc:
  WL#925 - Privileges for stored routines
    system option automatic-sp-privileges
sql/share/errmsg.txt:
  WL#925 - Privileges for stored routines
    rename errormessage to conform:
      ER_SP_ACCESS_DENIED_ERROR -> ER_PROCACCESS_DENIED_ERROR
    New error messages
      ER_NONEXISTING_PROC_GRANT, ER_PROC_AUTO_GRANT_FAIL, ER_PROC_AUTO_REVOKE_FAIL
sql/sp.cc:
  WL#925 - Privileges for stored routines
    new function: sp_exists_routine()
sql/sp.h:
  WL#925 - Privileges for stored routines
    new function: sp_exists_routine()
sql/sql_acl.cc:
  WL#925 - Privileges for stored routines
    Implementation for SP privileges.
    Privileges are cached in memory hash.
    New functions:
      mysql_procedure_grant()
      check_grant_procedure()
      sp_revoke_privileges()
      sp_grant_privileges()
sql/sql_acl.h:
  WL#925 - Privileges for stored routines
    New privilege bits: CREATE_PROC_ACL, ALTER_PROC_ACL
    Alter confusing bit-segments to be shifted
    New macros: fix_rights_for_procedure() get_rights_for_procedure()
    New functions:
      mysql_procedure_grant()
      check_grant_procedure()
      sp_grant_privileges()
      sp_revoke_privileges()
sql/sql_lex.h:
  WL#925 - Privileges for stored routines
    new all_privileges attribute in LEX
sql/sql_parse.cc:
  WL#925 - Privileges for stored routines
    Remove function: check_sp_definer_access()
    Add handling for SP grants/revokes
    Add privilege checks for stored procedure invocation
sql/sql_show.cc:
  WL#925 - Privileges for stored routines
    update result for SHOW PRIVILEGES
sql/sql_yacc.yy:
  WL#925 - Privileges for stored routines
    New token ROUTINE
    rename some rules
    handle CREATE ROUTINE / ALTER ROUTINE privileges