Thread termination.
Minor clean up like removal of test buttons for saving to DB. Still
having problem on the listView, only shows the score on the second click
of the button.
More attempts (none successful) to get the client/server threads to terminate.
Merge branch 'david3' into david4
Merge remote-tracking branch 'origin/bea' into david4

Conflicts:
	sosgame1/src/com/example/sosgame1/MainActivity.java