Bump minimum API version up - needs latest firmware for LED strip/ring

compatibility.

changelog.html

@@ -2,6 +2,7 @@
 <p>
     - Add support for backup and restore of LED strip configuration.<br />
     - Update presentation of LEDs that have multiple functions.<br />
+    - Support for LED thrust ring.<br />
 </p>
 <span>2015.01.08 - 0.60.0 - cleanflight</span>
 <p>

js/data_storage.js

@@ -2,7 +2,7 @@
 
 var CONFIGURATOR = {
     'releaseDate': 1421431075334, // new Date().getTime() - 2015.01.16
-    'apiVersionAccepted': 1.1,
+    'apiVersionAccepted': 1.4,
     'backupFileMinVersionAccepted': '0.55', // chrome.runtime.getManifest().version is stored as string, so does this one
     'connectionValid': false,
     'connectionValidCliOnly': false,