[dev] patch for Subject search

Hi! I've made a simple patch to Queue.pm in 1.1.3 so that GenericAgent and similar code can do searchs also in the Subject. The code allows to use 'like' in SQL if the string is enclosed in %..% It could use 'regex' also but I've not put it there... anyway, here's a diff if someone finds it useful (I did ! :-) Best regards,