特殊说明,在配置组建特有属性的时候,其namespace不能使用``http://schemas.android.com/apk/res-auto``,必须带有全称package。比如floatingAction的namespace声明:``xmlns:fab="http://schemas.android.com/apk/com.getbase.floatingactionbutton"``,否则自定义属性无法成功获取,报错:``Can't convert value at index 0 to color: type=0x5``