GL capability: blend the computed fragment color values

Foreign: GL_BLEND

Property definitions

glesv2 $ GLCapabilities :: blend
	# GL capability: blend the computed fragment color values
	#
	# Foreign: GL_BLEND
	var blend: GLCap is lazy do return new GLCap(0x0BE2)
lib/glesv2/glesv2.nit:1095,2--1098,53