Removed final keyword from interface
JMEFontUtils truncate() addes a parameter to allow you to choose hash-accelerated vs native stringwidth routines; swingwidth adds a speed shortcut based on width of 'W' character to speed tivial width caculations
Improvded concurrent HTTP GET thrashing using HttpGetter.NET_MUTEX which lowers CPU load on some phones; fixed off-by-one in HTTP read that may have resulted in occasional errors based on network buffer vs read speed race condition