Chenge URL of CoderDojo Konan Okayama
Chenge URL of CoderDojo Konan Okayama

And also edit description and some tag.
coderdojo-japan/coderdojo.jp,coderdojo-japan/coderdojo.jp,yasslab/coderdojo.jp,coderdojo-japan/coderdojo.jp,yasslab/coderdojo.jp,coderdojo-japan/coderdojo.jp,yasslab/coderdojo.jp