Add clearer installing heading

geoffp · web-flow · commit 230d25cb94b7 · 2016-10-16T14:08:12.000-05:00
diff --git a/README.md b/README.md
@@ -1,5 +1,6 @@
 # The Underscore engine for Pattern Lab / Node
 
+## Installing
 To install the Underscore engine in your edition, `npm install patternengine-node-underscore` should do the trick.
 
 ## Supported features
