fix cli to handle err

Author: Sergii.Kliuchnyk

cli.js

@@ -19,7 +19,11 @@ var fileJs = app.js,
     js = fs.readFileSync(fileJs).toString(),
     html = fs.readFileSync(fileHtml).toString();
 
-convert(js, html, function (jsx) {
+convert(js, html, function (err, jsx) {
+    if (err) {
+        throw err;
+    }
+
     if (app.type === 'js') {
         jsx = react.transform(jsx);
     }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "react-st",
-  "version": "0.6.3",
+  "version": "0.6.4",
   "description": "React separate template",
   "main": "conv.js",
   "dependencies": {