SW: Increment cache version

Change-Id: I81194cb1c2073d7798b6a0ade53a9bda15daf9d1
diff --git a/sw.js b/sw.js
index 5ac8d72..006530f 100644
--- a/sw.js
+++ b/sw.js
@@ -1,4 +1,4 @@
-var CACHE_NAME = 'all-v1.1.3';
+var CACHE_NAME = 'all-v1.1.4';
 var urlsToCache = [
   '/',
   '/css/styles.css',