Fixed wrong parameter type for --general-log. Now one can enable it with --general-log= 1 | true | on
Fixed that bool parameters can also take 'on' and 'off' as parameters. This is in line with the values assigned to them in mysqld.


mysys/my_getopt.c:
  Fixed that bool parameters can also take 'on' and 'off' as parameters.
sql/mysqld.cc:
  Fixed wrong info message for mysqld --general-log
  Fixed wrong parameter type for --general-log. Now one can enable it with --general-log= 1 | true | on