Added new Swords and updated a few things
More fixes
added working antidote crystal
Manual Merge

Slight change to creative tabs' names. Added two new swords as well.
Added Comments and Void Dimension

Made lots of code refactoring in chunk provider, added comments and
javadoc explanation in many places, and got the new dimension to be
completely a void dimension. Nothing except the way back out appears
there.
Merge with Main Repo
Merge pull request #8 from igraham/master

Merging igraham branch with bfox's