MMapper 2.2.0

• Compatibility fixes with latest MUME server
• Build fixes
• Minor crasher fixes
• Add links to MMapper and MUME related websites in Help menu
• Help->About redesign
• Portions of the code relicensed under GPLv2+ (was GPLv2 before)
• Show the MMapper version on the splash screen
• Use telnet sequences for detecting prompt
• Automatically switch on the xml mode