修复UIScrollView 构造函数中对scroll方向设置逻辑bug
修复createLabel 不支持区域显示的bug
Merge pull request #2 from dualface/v3quick

update from dualface
Merge pull request #148 from bigHandYT/v3quick

修复UIScrollView 构造函数中对scroll方向设置逻辑bug