3 commits

Author	SHA1	Message	Date
Sato Hiroyuki	b7e5f4556b	Refactor: Removing the duplicated code.	2013-03-07 21:10:27 +09:00
Sato Hiroyuki	784aa266bd	Refactor: grouping parent and their space by including array.	2013-03-07 15:19:42 +09:00
Sato Hiroyuki	2f7f46b256	Refactor: replace "render :json = graph.to_json" to view template(show.json.erb). ... Because model shouldn't know about view logic.	2013-03-07 15:19:32 +09:00