"Plugin enum variables can't be set from command line"
  fix crash of LOCK_plugins mutex when loading plug-ins from command line.
  fix off-by-one bug when loading multiple plug-ins from the command line.
  initialize command line handling for ENUM and SET plugin variable types.


sql/sql_plugin.cc:
  Bug33358
    fix crash of LOCK_plugins mutex when loading plug-ins from command line.
    fix off-by-one bug when loading multiple plug-ins from the command line.
    initialize command line handling for ENUM and SET plugin variable types.
mysql-test/r/plugin_load.result:
  New BitKeeper file ``mysql-test/r/plugin_load.result''
mysql-test/t/plugin_load-master.opt:
  New BitKeeper file ``mysql-test/t/plugin_load-master.opt''
mysql-test/t/plugin_load.test:
  New BitKeeper file ``mysql-test/t/plugin_load.test''