Typo in README file.

JChristensen · JChristensen · commit 277501ecd742 · 2018-05-11T12:44:40.000-04:00
diff --git a/README.md b/README.md
@@ -50,7 +50,7 @@ Button myButton(3, 50);
 Button myButton(4, 25, false, false);
 
 ```
-##Library Functions
+## Library Functions
 
 ### begin()
 ##### Description
