Merge branch 'master' of https://github.com/GitbookIO/gitbook

Conflicts:
	theme/assets/app.js

lib/generate/site/index.js

@@ -77,8 +77,8 @@ Generator.prototype.convertFile = function(content, _input) {
 Generator.prototype.finish = function() {
     var that = this;
 
-    return fs.symlink(
-        'README.html',
+    return fs.copy(
+        path.join(that.options.output, 'README.html'),
         path.join(that.options.output, 'index.html')
     )
     .then(function() {

package.json

@@ -1,6 +1,6 @@
 {
     "name": "gitbook",
-    "version": "0.1.0",
+    "version": "0.1.1",
     "description": "Library and cmd utility to generate GitBooks",
     "main": "lib/index.js",
     "dependencies": {

theme/javascript/utils/analytic.js

@@ -9,7 +9,10 @@ define([
     });
 
     var isAvailable = function() {
-        return (typeof mixpanel !== "undefined");
+        return (
+            typeof mixpanel !== "undefined" &&
+            typeof mixpanel.track === "function"
+        );
     };
 
     var track = function(e, data) {