chore(docs): Update README for next releases (#429)

davideast · web-flow · commit b38b5fdee70f · 2016-08-12T16:49:17.000-07:00
diff --git a/README.md b/README.md
@@ -16,7 +16,9 @@ Status: Beta
 ## Install
 
 ```bash
-npm install angularfire2 firebase --save
+npm install firebase angularfire2 --save
+# Or install the pre-release for RC5
+npm install firebase angularfire2@next --save
 ```
 
 ## Example use:
