write object storage pages
Merge pull request #19 from naoki-akimoto/write_object_storages

write object storage pages
Port receving "push to app" message

コンフリクトする予定（コンフリクト解消練習用ｗ）
Port object storages page for REST API.
Port creaging object page for REST API.
Port retrieving object page for REST API.
Port updating objects page for REST API.
Port querying objects page for REST API.
Port deleting objects page for REST API.
Port scoping objects page for REST API.
Merge pull request #20 from shinsuke-nara/rest_objects

Port Object storage section for REST API.
resolve conflict
Updating receiving "push to app" messsage

Conflict resolution の際に修正したつもりがなぜか drop しちゃったので更新
Add ads pages.
Merge pull request #22 from FGtatsuroWork/ads

Add ads pages.
Port file storage page for REST API.
Port uploading file object page for REST API.
Port downloading file objects page for REST API.
Port updating file objects page for REST API.
Port trashing and restoring file objects page for REST API.