Remove vagrant shell script, update favicon

Author: tmcw

favicon.png img/favicon.png

@@ -14,7 +14,7 @@
   <link href='css/github_browse.css' rel='stylesheet' />
   <link href='css/site.css' rel='stylesheet' />
   <link href='css/theme.css' rel='stylesheet' />
-  <link rel='icon' type='image/x-icon' href='/favicon.png' />
+  <link rel='icon' type='image/x-icon' href='/img/favicon.png' />
   <meta name='author' content='MapBox' />
   <meta name='description' content='simply edit geojson map data' />
   <meta property='og:site_name' content='geojson.io'/>

index.html

@@ -10,6 +10,7 @@
       <![endif]-->
       <link href='css/base.css' rel='stylesheet' />
       <link href='css/tooltip.css' rel='stylesheet' />
+      <link rel='icon' type='image/x-icon' href='/img/favicon.png' />
       <meta charset='utf-8'>
       <meta name="viewport" content="initial-scale=1,maximum-scale=1">
       <meta http-equiv='X-UA-Compatible' content='IE=Edge'>