Merge pull request tomdale#221 from kiwiupover/update-to-use-latest-ember

Updated to use ember-source latest instead of beta

Author: Robert Jackson

lib/utilities/pristine.js

@@ -283,10 +283,10 @@ function updateEmberSource(appName, version) {
   let packageJSON = fs.readJsonSync(packageJSONPath);
 
   // If we're not using bower, but the ember version is canary, we change it to
-  // beta instead. This is because ember-source does not support canary releases.
+  // latest instead. This is because ember-source does not support canary releases.
   if (!usesBower && version === 'canary') {
     debug('ember-source cannot use canary releases, defaulting to beta');
-    version = 'beta';
+    version = 'latest';
   }
 
   if (packageJSON.devDependencies.hasOwnProperty('ember-source')) {