Revert "I don't even know what happened here."

This reverts commit 769fede56a6cf6de1b0d01a09ab7d75054a47c37.
Revert "Add Class.forName() support."
Breaking plugins right now that use CraftServer. Let's put this in a branch for now until stuff like this is stable. :)
This reverts commit d892502d165d72b7a29e97bb998311bf4ded1b13.