Merge pull request #127 from seancwall/patch-1

Add missing break statements to last example

Author: iliakan

1-js/02-first-steps/13-switch/article.md

@@ -155,14 +155,15 @@ switch (arg) {
   case '0':
   case '1':
     alert( 'One or zero' );
+    break;
 
   case '2':
     alert( 'Two' );
     break;
 
   case 3:
     alert( 'Never executes!' );
-
+    break;
   default:
     alert( 'An unknown value' )
 }