modify docs layout

docs/custom-datasource.md

 ## 自定义数据源    
 
-实现 `PathTreeProvider`的接口, 加载到`DefaultPathRoleMatcher`中   
-实现 `SurenessAccountProvider`的接口,加载到需要的`processor`中  
+实现 `PathTreeProvider`的接口, 加载到`DefaultPathRoleMatcher`中.     
+实现 `SurenessAccountProvider`的接口,加载到需要的`processor`中.   
 
 具体扩展实践请参考 [使用sureness30分钟搭建权限项目--sample-tom](https://github.com/tomsun28/sureness)  

docs/en/README.md

@@ -6,10 +6,10 @@
 ## <font color="green">`Introduction`</font>
 
 
-> Sureness is a new, permission project which author learn from apache shiro and add some ideas to create it  
+> Sureness is a new, permission project which we learn from apache shiro and add some ideas to create it  
 > Authentication for restful api, based on RBAC, Mainly focused on the protection of restful api  
 > Native supports  restful api, websocket's protection  
 > Native supports dynamic permissions  
 > Native supports JWT, Basic Auth... Can extend custom supported authentication methods  
-> High performance due dictionary matching tree
+> High performance due dictionary matching tree  
 > Sorry about google english.   
\ No newline at end of file

docs/en/custom-processor.md

 ## custom processor  
 
 `a subject also can support by different processor, so we can custom processor to support custom subject`
-`implment Processor, set which subject can support and implment processing details`  
+`implment Processor, define which subject can support and implment processing details`  
 
 Detail please refer to  [30 Minute Tutorial's Program--sample-tom](https://github.com/tomsun28/sureness/tree/master/sample-tom)   

docs/en/extend-point.md

 ## Advanced Use  
 
-if know sureness Process flow, maybe know the extends point  
-
+if know sureness Process flow, maybe know the extends point.  
 sureness supports custom subject, custom subjectCreator, custom processor and more.  
-
 suggest look these interface before extending:  
 
 - `Subject`: Authenticated authorized  user's account interface, provide the account's username,password, request resources, roles, etc.