changed default window size to include everything we need. This closes #55

static/js/background.js

@@ -2,5 +2,8 @@
 chrome.app.runtime.onLaunched.addListener(function() {
     chrome.app.window.create('index.html', {
         state: "normal",
+        bounds: { 
+    		width: 770, height: 440
+    	}
     });
 });