Adding google analytics

Change-Id: I27e56eb1878c2648ea1956ab89d48299a91d31a6
diff --git a/book.json b/book.json
index 99c87d6..83cd6ad 100644
--- a/book.json
+++ b/book.json
@@ -15,10 +15,14 @@
     "smart-nav-collapse",
     "custom-favicon",
     "page-toc",
-    "versions-select"
+    "versions-select",
+    "ga"
   ],
 "pluginsConfig": {
     "favicon": "images/cord.ico",
+    "ga": {
+      "token": "UA-25767375-2"
+    },
     "versions": {
       "options": [
         {
diff --git a/package.json b/package.json
index 031c245..3456b2b 100644
--- a/package.json
+++ b/package.json
@@ -4,6 +4,7 @@
   "description": "Documentation for the OpenCORD Project",
   "main": "index.js",
   "dependencies": {
+    "gitbook-plugin-ga": "^2.0.0"
   },
   "devDependencies": {},
   "scripts": {