Update README.md

Author: jignesh13

README.md

@@ -4,15 +4,15 @@ amazing recyclerview with strangegridlayout and item present animation.
 
 <image src=https://user-images.githubusercontent.com/20221469/56945920-5c2f5780-6b46-11e9-8284-2dd274a0333f.gif width=225 height=400>
 
-***control in your code***
+### how to use
 ```java
   RecyclerView recyclerView=findViewById(R.id.recyclerview);
   StaggeredGridLayoutManager staggeredGridLayoutManager=new StaggeredGridLayoutManager(3, StaggeredGridLayoutManager.VERTICAL);
   recyclerView.setLayoutManager(staggeredGridLayoutManager);
   recyclerView.setHasFixedSize(true);
   recyclerView.setAdapter(new MyAdapter());
 ```
-***recyclerview adapter implementation***
+
 ```java
 public int getItemViewType(int position)
         {