优化ctms-api语法、修复已知BUG；

主要修复ctms-api、dacms对PHP新版本的支持问题

dacms-api/assets/AppAsset.php

@@ -1,11 +1,11 @@
 <?php
-
-namespace frontend\assets;
+	
+	namespace backend\assets;
 
 use yii\web\AssetBundle;
 
 /**
- * Main frontend application asset bundle.
+ * Main backend application asset bundle.
  */
 class AppAsset extends AssetBundle
 {
@@ -13,8 +13,10 @@ class AppAsset extends AssetBundle
     public $baseUrl = '@web';
     public $css = [
         'css/site.css',
+	    'css/login.min.css',
     ];
     public $js = [
+	    'js/hplus.min.js',
     ];
     public $depends = [
         'yii\web\YiiAsset',