lib/glesv2: fix ordering and compatibility in uses of glGetActive

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
lib/sdl: hack to avoid mnit_display

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
lib/sdl2: add gl

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
lib/sdl: privatly import mnit

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
GAMMIT

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
lib/opengles1: intro the Color class

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
nitc&lib: MapIterator keys can be nullable

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
lib/map: `Map` also accepts nullable keys
points
more_collections
lib/more_collections: NullableMap

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>