Update README.md

Chman · web-flow · commit c7241798aa2a · 2016-10-14T15:38:44.000+02:00
diff --git a/README.md b/README.md
@@ -1,3 +1,3 @@
-# Post-processing Stack
+# Post-processing Stack (beta)
 
 Please read [the documentation](https://github.com/Unity-Technologies/PostProcessing/wiki).

Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,3 @@`
`1`		`-# Post-processing Stack`
	`1`	`+# Post-processing Stack (beta)`
`2`	`2`
`3`	`3`	`Please read [the documentation](https://github.com/Unity-Technologies/PostProcessing/wiki).`