text: // increament
   export function increment(index){
  	return{
  		type:'INCREMENT_LIKES',
  		index
  	}
  }
  //add comment
   export function addComment(postId,author,comment){
  	return {
  		type:'ADD_COMMENT',
  		postId,
  		author,
  		comment
  	}
  }
  //remove comment
   export function removeComment(postId,i){
  	return {
  		type:'REMOVE_COMMENT',
  		i,
  		postId,
  	}
  }