Added Ladders

Signed-off-by: waterpicker <waterpickerenternity@gmail.com>
Fixed formatting and added CustomLadderMaterial to Materials.java

Signed-off-by: waterpicker <waterpickerenternity@gmail.com>
Forgot to set Codestyle in idea.

Signed-off-by: waterpicker <waterpickerenternity@gmail.com>
Merge pull request #1 from Waterpicker/master

Added Ladders