facebook check in
Merge branch 'master' of https://github.com/alvisstar/RFgOg3Cw9CGqnI9

Conflicts:
	VietSearchWebService/App_Data/VietSearch.mdf
	VietSearchWebService/App_Data/VietSearch_log.ldf
	VietSearchWindowsPhone/View/PlaceDetailPage.xaml.cs
update sau khi nộp dự thi