fix(generate): use project.get

Author: tlancina

lib/ionic/generate.js

@@ -32,7 +32,7 @@ IonicTask.prototype.run = function(ionic, argv) {
 
     var generator = argv._[1];
     var name = argv._[2] //TODO support multiple names
-    var isTS = project.typescript || argv.ts;
+    var isTS = project.get('typescript') || argv.ts;
 
     var ionicModule = loadToolingModule();