Merge branch 'add-browser-action'

src/eventPage.js

@@ -0,0 +1,3 @@
+chrome.browserAction.onClicked.addListener(function(activeTab) {
+    chrome.tabs.create({ url: chrome.extension.getURL('index.html'), selected: true });
+});

src/manifest.json

@@ -3,14 +3,21 @@
 	"version": "1.3",
 	"manifest_version": 2,
 	"description": "Convert new tabs into an offline playground for your web experiments",
-	"chrome_url_overrides" : {
-		"newtab": "index.html"
-	},
 	"homepage_url": "https://kushagragour.in/lab/web-maker",
 	"permissions": [
 		"storage"
 	],
-	"content_security_policy": "script-src 'self' 'unsafe-eval'; object-src 'self'",
+	"chrome_url_overrides" : {
+		"newtab": "index.html"
+	},
+	"browser_action": {
+		"default_title": "Web Maker",
+		"default_icon": "icon-16.png"
+	},
+	"background": {
+		"scripts": [ "eventPage.js" ],
+		"persistent": false
+	},
 	"icons": {
 		"16": "icon-16.png",
 		"48": "icon-48.png"