Fix/broken link (#272)

* Better make file

* Fixed broken link

Author: newm4n

docs/cn/Tutorial_cn.md

@@ -247,8 +247,8 @@ for _, res := range resources {
 
 ### 从 JSON获取
 
-你可以从JSON构建规则! [请阅读这里](../en/GRL_JSON_cn.md) 
+你可以从JSON构建规则! [请阅读这里](GRL_JSON_cn.md) 
 
 ## 编译 GRL 到 GRB
 
-如果你想要更快的规则加载速度（比如你有很多特别大的规则集合，然后加载GRL很慢），你可以将这些规则集合存储为GRB（Grules Rule Binary）文件。详情参考[如何存储和加载GRB](../en/Binary_Rule_File_cn.md) 
+如果你想要更快的规则加载速度（比如你有很多特别大的规则集合，然后加载GRL很慢），你可以将这些规则集合存储为GRB（Grules Rule Binary）文件。详情参考[如何存储和加载GRB](Binary_Rule_File_cn.md) 

docs/de/Tutorial_de.md

@@ -291,10 +291,10 @@ for _, res := range resources {
 
 ### From JSON
 
-You can now build rules from JSON! [Read how it works](../en/GRL_JSON_en.md) 
+You can now build rules from JSON! [Read how it works](GRL_JSON_de.md) 
 
 ## Compile GRL into GRB
 
 If you want to have faster rule set loading performance (e.g. you have very
 large rule sets and loading GRL is too slow), you can save your rule set
-into GRB (Grules Rule Binary) file. [Read how to store and load GRB](../en/Binary_Rule_File_en.md) 
+into GRB (Grules Rule Binary) file. [Read how to store and load GRB](Binary_Rule_File_de.md)