fixed up the PlayerConnection swapping
more refactoring to the packethook and its surroundings kaing it overall more solid
Merge branch 'origin/master'
Say Hi to NIO2 and Java 7 syntax-candies :)
Merge pull request #4 from CubeEngineDev/packethook-fix

Packethook fix and NIO2
added missing minecart entitynames
added a freeze detection
damn, I should build with maven before pushing
utility method --> utility class
less File, more Path
even more Java 7 stuff :)
more diamonds
some more minor cleanup
fixed Version.fromString()
improved Version a bit to match the Maven version schema
ops, forgot to update these
Configs need the converter to be initialized
fixed NPE
and another NPE
moved it to onEnable()