Fixes for Innobase
Don't reset whole to-buffer in strxnmov


BUILD/compile-pentium-debug:
  Added innobase
include/mysqld_error.h:
  New error messages
innobase/configure.in:
  Update from heikki
innobase/include/lock0types.h:
  Update from heikki
innobase/include/os0sync.h:
  Update from heikki
innobase/include/sync0types.h:
  Update from heikki
innobase/os/os0file.c:
  Update from heikki
innobase/srv/srv0start.c:
  Update from heikki
sql/ha_innobase.cc:
  Update from Heikki
  Changed assert -> dbug_assert
  Changed return -> DBUG_RETURN
sql/mysql_priv.h:
  Added max_user_connections
sql/mysqld.cc:
  Added max_user_connections
sql/share/czech/errmsg.txt:
  Added max_user_connections
sql/share/danish/errmsg.txt:
  Added max_user_connections
sql/share/dutch/errmsg.txt:
  Added max_user_connections
sql/share/english/errmsg.txt:
  Added max_user_connections
sql/share/estonian/errmsg.txt:
  Added max_user_connections
sql/share/french/errmsg.txt:
  Added max_user_connections
sql/share/german/errmsg.txt:
  Added max_user_connections
sql/share/greek/errmsg.txt:
  Added max_user_connections
sql/share/hungarian/errmsg.txt:
  Added max_user_connections
sql/share/italian/errmsg.txt:
  Added max_user_connections
sql/share/japanese/errmsg.txt:
  Added max_user_connections
sql/share/korean/errmsg.txt:
  Added max_user_connections
sql/share/norwegian-ny/errmsg.txt:
  Added max_user_connections
sql/share/norwegian/errmsg.txt:
  Added max_user_connections
sql/share/polish/errmsg.txt:
  Added max_user_connections
sql/share/portuguese/errmsg.txt:
  Added max_user_connections
sql/share/romanian/errmsg.txt:
  Added max_user_connections
sql/share/russian/errmsg.txt:
  Added max_user_connections
sql/share/slovak/errmsg.txt:
  Added max_user_connections
sql/share/spanish/errmsg.txt:
  Added max_user_connections
sql/share/swedish/errmsg.OLD:
  Added max_user_connections
sql/share/swedish/errmsg.txt:
  Added max_user_connections
sql/sql_class.h:
  cleanup
strings/str_test.c:
  Added tests for strxnmov
strings/strxnmov.c:
  Don't reset whole to buffer