Ocostudio v1.2.0.1多屏幕适配问题

Studio
#1

现在的cocostudio v1.2.0.1 怎么做多屏幕适配呢，求教大神

#2

http://www.cocoachina.com/bbs/read.php?tid=177531

http://www.cocoachina.com/bbs/read.php?tid=168900

#3

尺寸百分比勾选后，空间实际的大小会不会变？