first upload
add test coverage for ArticleCollectionView function
move the test coverage for main.ArticleCollectionView and main.shard_cicle to article_collection_view_spec.js
add article_collection_view.js module and article_collection_view_spec.js test fiele
add the new article_collection_view.js module
move the ArticleCollectionView propertie of main to article_collection_view.js file