Revert "Patch Set 2/2: Add an "Automatically Connect" option for WiFi networks"

Slim reverted this because it was brokedick.

This reverts commit 09332cfd0965f79997eeb07501365928cdce44b9.

Conflicts:

	res/layout/wifi_dialog.xml

Change-Id: Ideedb962a9f89ae2eba5f85b72762aab3d505a5b