autocompletion now works with commands that include spaces

example: 'changelevel cp_badlands' can now be autocompleted
internal changes for autocompletion
updated info
EOF & Interrupts will cause the program to exit normally

...instead of throwing a stacktrace
exit gracefully if rcon password is wrong
graceful handling of unreachable hosts, timeouts, bad rcon passwords
improved validation of port specification
extended feature list
bumped version to 0.1; created gemspec desc
Merge tag '0.1' into dev

0.1