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ref: f75049feef17757cd07eb86cf34729c272cefcd5 parent: 37ded1d150197b3784bc351eeeb0a8d9713c2e35 author: yenatch <yenatch@gmail.com> date: Sat Mar 10 13:01:54 EST 2018
Use rgbgfx and c tools instead of the submodule.