Merge pull request #24 from TYMBP/Twork

downloaderの実施中
Merge pull request #25 from TYMBP/Twork

画像DL実装
cell size
Merge pull request #26 from tomohikoyamada/TYwork

cell size 調整中
image
Merge pull request #27 from TYMBP/TYwork

image セルに表示バージョン　
tag
cell visible