Merge bk-internal:/home/bk/mysql-5.1-new-maint

into  shellback.(none):/home/msvensson/mysql/mysql-5.1-new-maint

mysql-test/t/system_mysql_db_fix.test

 # Embedded server doesn't support external clients
 --source include/not_embedded.inc
 
+# Windows doesn't support execution of shell scripts (to fix!!)
+--source include/not_windows.inc
+
 # check that CSV engine was compiled in, as the test relies on the presence
 # of the log tables (which are CSV-based)
 --source include/have_csv.inc