Removed unnecessary AvlTree.Balance method, and renamed AvlTree.Rebalance to AvlTree.Balance. Renamed the variables in AvlTree.Balance (formerly Rebalance) to use the same naming scheme as the rest of the code.
Removed unnecessary AvlTree.Balance method, and renamed AvlTree.Rebalance to AvlTree.Balance.
Renamed the variables in AvlTree.Balance (formerly Rebalance) to use the same naming scheme as the rest of the code.

emavchun/facio,jack-pappas/facio,YaccConstructor/facio,emavchun/facio,YaccConstructor/facio