Checkstyle and whitespace touchup for Tree tool
Convert sendMessage() into uPrint() for Tree tool.
Update comments in Tree tool.
Convert Tree tool to use switch() case for Action
Convert Player in Map to String in Tree tool.

This way we don't care if a Player has lost and regained connection.
Simplify logic in Tree with mod operator.
Deprecate TreeSettings in favor of TreeType.
Integrate setupUser() into main logic of Tree tool.

The information from the initial message of setupUser() is given with
the /tb tools command.

Also this way we can give a different message when the player
right-clicks on a block without already being in the pTreeType.
Call Player.getName() only once in Tree tool.
Change Tree tool to use GOLD_HOE by default.

Sapling did not throw RIGHT_CLICK_BLOCK actions unless it was used on
specific Materials.
Add warning if generateTree() returns false.
Added ability to scroll backwards through the list of available Trees.