Merge ramayana.hindu.god:/home/tsmith/m/bk/maint/50

into  ramayana.hindu.god:/home/tsmith/m/bk/maint/51


sql/mysqld.cc:
  Use local (null merge)
sql/set_var.cc:
  Use local (null merge)
storage/innobase/handler/ha_innodb.cc:
  Use local (null merge)
storage/innobase/handler/ha_innodb.h:
  Use local (null merge)