Removed forced lower case from VALUE in getPropertiesValue

This makes using custom mscs-xxx-xxx properties with replacement
variables like $SERVER_VERSION possible.
Merge pull request #42 from Lathanael/master

Removed forced lower case from VALUE in getPropertiesValue
Update the copyright year in LICENSE

The script was originally released in 2011 on the Minecraft Forums:
http://www.minecraftforum.net/topic/121830-multi-world-linux-minecraft-server-control-script/
Update the copyright year

The script was originally released in 2011 on the Minecraft Forums:
http://www.minecraftforum.net/topic/121830-multi-world-linux-minecraft-server-control-script/
Remove extra whitespace at the ends of lines
Merge remote-tracking branch 'upstream/master' into arch