Add 'Cancel connection' button. Fixes issue #162

Send server's name in udp packet. Fixes issue #25

adjust crosshair criteria again. this should take care of sniper rifle and crosshair after attacking

update dejavu - might possibly fix the german/brazillian/swedish crasher, who knows.

Start implementation of archivements/ratings on server side: replay saving routine

Show winners in console in a special form so this information could be easily parsed

cleared up Random Weapons and implemented remembering of weapons in Balanced Random Weapons too, also seems to work

Change a few iterations over list to what is apparently a modification safe syntax, may fix issue #208 and #217 - needs testing of course.