Merge pull request #2 from wmb1232/addtoSQLcode

partial SQL implementation for all tables and all actions to use
added radio button group at login to determine is user is student or
family/home
Merge branch 'master' into Mecos

Conflicts:
	src/com/example/homestaymanagerandroidapp/EmailLogin.java
	src/com/example/homestaymanagerandroidapp/HomeStayDataSource.java
	src/com/example/homestaymanagerandroidapp/MainActivity.java