改善拖动以及去掉格子拖动
Merge pull request #4 from Tanking-1988/master

改善拖动以及去掉格子拖动，之前的格子拖动上传错了！！
add open user-home and computer
Merge pull request #5 from Tanking-1988/master

add open user-home and computer
change to pull-request development mode