AC-12 Add settings paga and logger
AC-12 changed SimpleAdapter to ArrayAdapter and moved to separate calss
Merge pull request #6 from smalecki/AC-12

AC-12 Add settings page and logger
AC-16: Added url validation. Extended login error handling.
Updated tests build.
Merge pull request #7 from openmrs/AC-16

AC-16 Added URL validation and test case.
Disabled Magic number rule in checkstyle.
Minor updates related with Logger class.
AC-15: Added possibility to logout.
Merge pull request #8 from openmrs/AC-15

AC-15: Added possibility to logout.
AC-4 As a user I want to be able to find patient.
AC-4 FindPatient