Added May walk sprite

she’s all cut and ready to be a place holder~
the asset is also on the drive
Merge https://github.com/JohnMai/WhiteSharks
adding art
Added new art

Colored Josh, Mei, and Liam
New idle sprites with the same heights and widths.
Moe moe portrait added
Merge pull request #454 from asksuyo/master

New art
Merge pull request #455 from JohnMai/anthonylim

Add color to dialogue choices, add prefixed dash fixes #378