* ctrl + shift + z: redo alias

use std::next instead of std::advance

simplify TextureBrowser Texture_Draw()

upper the README.md case

* fix automatic connection names resolving of cloned entities

issue was:
	create entity 1, clone to 2,3; connect 1-2, 2-3 = 1-3 connected; 2-3, 1-2/3-2 2-1 = ok; create all ones via menu/clone-make-unique/ctrl+c +v = ok
	clone-make-unique is broken, when operating with cloned entities, connected 3-2, 2-1 (ctrl+c +v too)

* Valve220: transform basis in special way with texture lock off

* fix: FBO creation was random

	* disable MSAA with samples = 0, even if more is forced via driver

bind * shift + n: brush texture reset + patch texture cap

q3map2: * Valve220 mapformat autodetection and support

Xonotic 0.8.2 release