Add main feature
* three activity to carry out the order step-by-step

Target device:
  Galaxy Nexus with Android 4.3 (JWR66Y), 720x1280

About missing file list:
  under some consideration about copyright, we can't provide the image and font here.
  please apply following files to properly path by your self.

* assets/w006.ttc (font:華康細圓體)
* res/drawable-xhdpi/page1.png
* res/drawable-xhdpi/page2.png
* res/drawable-xhdpi/page3a1.png (upper part of page 3)
* res/drawable-xhdpi/page3b2.png (animation background slider)