Fixed config issue

Author: xiazeyu

index.js

@@ -34,9 +34,8 @@ var config = Object.assign( {
     className: "live2d",
     id: "live2dcanvas",
   },
-  config,
-  hexo.theme.config.live2d,
-  hexo.config.live2d
+  hexo.config.live2d,
+  hexo.theme.config.live2d
 );
 
 hexo.extend.helper.register('live2d', function() {

readme.md

@@ -45,17 +45,16 @@ Two Methods
 
 #### Method 1
 
-Add configuration in your theme.
+Add configuration in hexo's `_config.yml` file.
 
-``` ejs
-<%- live2d({
-	model: "nipsilon"
-}) %>
+``` yml
+live2d:
+  model: nipsilon
 ```
 
 #### Method 2
 
-Add configuration in hexo's `_config.yml` file.
+Add configuration in hexo theme's `_config.yml` file.
 
 ``` yml
 live2d:

readme.zh-CN.md

@@ -47,17 +47,16 @@ swig (next主题):
 
 #### Method 1 第一种
 
-直接在主题中添加参数: 
+在 hexo 的 `_config.yml` 中添加参数: 
 
-``` ejs
-<%- live2d({
-	model: "nipsilon"
-}) %>
+``` yml
+live2d:
+  model: nipsilon
 ```
 
 #### Method 2 第二种
 
-在 hexo 的 `_config.yml` 中添加参数: 
+在 hexo主题 的 `_config.yml` 中添加参数: 
 
 ``` yml
 live2d: