1.2.0

- Change : Big up to @CrazyStewie, redditor of r/Unity3D who accepted to help me fixing my previous algorithm for units to show their potential path. We have a brand new one, this time the units are using breadth first ! This cut the time to generate the path by ... Phew ... 100 times ? This is just instant. Remember that good ol' Me 262 that took 3 good seconds to show you every tile he could go to ? This is over now, it's INSTANT. Now we all say thank you @CrazyStewie !

- Fix : Money duplication again.