Don't use row level logging on optimize or repair table.

(Fixes core dump in rpl_failed_optimize.test)
Ensure we end active transcations if we do an admin command (like optimize, repair etc)


mysql-test/extra/rpl_tests/rpl_failed_optimize.test:
  Added extra test + drop of table at end of test
mysql-test/lib/mtr_report.pl:
  Fail if mysqld asserts or prints stack
mysql-test/mysql-test-run.sh:
  Fail if mysqld asserts or prints stack
mysql-test/r/exampledb.result:
  Cleanup of events_tests (as this caused a lot of problems if it didn't work)
mysql-test/r/innodb.result:
  Extra test to see that we can do an optimize table on an active transaction
mysql-test/r/rpl_failed_optimize.result:
  Added extra test + drop of table at end of test
mysql-test/t/exampledb.test:
  Cleanup of events_tests (as this caused a lot of problems if it didn't work)
mysql-test/t/innodb.test:
  Extra test to see that we can do an optimize table on an active transaction
sql/handler.cc:
  Don't use row level logging on optimize or repair table.
sql/log.cc:
  Simplify code (no logic changes)
sql/mysql_priv.h:
  Added prototype
sql/sql_base.cc:
  Better name for define
sql/sql_class.cc:
  Indentation fix
sql/sql_parse.cc:
  Make end_active_trans() global
sql/sql_table.cc:
  Ensure we end active transcations if we do an admin command (like optimize, repair etc)

mysql-test/extra/rpl_tests/rpl_failed_optimize.test

@@ -17,3 +17,8 @@ OPTIMIZE TABLE non_existing;
 sync_slave_with_master;
 
 # End of 4.1 tests
+
+connection master;
+select * from t1;
+commit;
+drop table t1;