Update nGL to released v0.8

Vogtinator · Vogtinator · commit 19357036a969 · 2016-05-20T22:27:26.000+02:00
diff --git a/nGL b/nGL
@@ -1 +1 @@
-Subproject commit ccb1a925f46b5276eb7e09a6ffeacc034dc4393a
+Subproject commit 8c8bfbbe01a4de81707446ecca086234f11c7aa4
