fix typo

Alex Yang · Alex Yang · commit 0027597094ea · 2019-02-10T02:00:30.000+08:00
diff --git a/README.md b/README.md
@@ -6,7 +6,7 @@
 
 Mocking framework claravel Echo
 
-# install
+# Installation
 
 `npm i mock-echo`
 
