Fixing case where a false warning could be printed in mixed mode.
Also fixing some test cases that generated different result files as
a consequence of the patch.
added support for quiet
increased line buffer size
client/mysqltest.c
fixed memory leak
added query logging to result file
added error message logging to result file
added enable_query_log/disable_query_log
mysql-test/mysql-test-run.sh
converted tests to use mysqlmanager
Updated test results