Merge pull request #29 from ehaligowska/AC-58

AC-58: Moved Logout to ACBaseActivity
AC-36 Last searched patients should be displayed in Find Patient view.
	- added update list after save patient to database
AC-36 Added NetworkUtils
AC-36 Changed ID's of view components to camel case.
Merge pull request #30 from openmrs/AC-36

AC-36 Last searched patients should be displayed in Find Patient view.
Updated title string and message string