[basic requirement]complete the first one page
[basic requirement]update background music
Merge remote-tracking branch 'origin/master'

Conflicts:
	bin/PreciousGift.apk
	bin/R.txt
	bin/classes.dex
	bin/resources.ap_
	src/com/xujia/preciousgift/MainActivity.java
	src/com/xujia/preciousgift/utils/Utils.java