add images for 2.4 and sample project
Merge branch 'master' of https://github.com/mixi-inc/iOSTraining
add image for 2.1
move image for 2.1
模範答案
Update README.md
add images for 3.1 and sample project
New Homework : Thumbnail list view like Facebook(?)
宿題用の画像を追加
scrollviewの画像を修正
add images for 3.1