adds an fallback for APPLICATION_DATA_DIRECTORY

as described in ticket TRUNK-3934: in some deployments using an application server such as Tomcat, we can not write to the current users home dir and instead should use a more generic and/or appropriate path
TRUNK-4171 Retired locations can be selected as a parent
TRUNK-3293 Add error checking to relationship start/end dates on patient dashboard
TRUNK-2984 Improved UI for notiications
removed unesseary / from path
Merge pull request #454 from openmrs-codejam-hamburg/TRUNK-3934

TRUNK-3934 - adds an fallback for APPLICATION_DATA_DIRECTORY
TRUNK-2448: Add ability to view uuids to most objects
Refactor AuditableInterceptor to improve readibility.
Merge pull request #589 from chelseakomlo/refactor_interceptor

Refactor AuditableInterceptor to improve readibility.
TRUNK-4226: Performance - Method concatenates strings using + in a loop
TRUNK-4242: SonarQube - Return statements should not occur in finally blocks
TRUNK-4243: Redundant nullcheck of value known to be non-null
TRUNK-4245: Method uses the same code for two branches
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Merge pull request #590 from dszafranek/TRUNK-4226

TRUNK-4226: Performance - Method concatenates strings using + in a loop
Merge pull request #591 from mszukalski/TRUNK-4242

TRUNK-4242: SonarQube - Return statements should not occur in finally bl...
Merge pull request #593 from dszafranek/TRUNK-4245

TRUNK-4245: Method uses the same code for two branches
Merge pull request #592 from dszafranek/TRUNK-4243

TRUNK-4243: Redundant nullcheck of value known to be non-null
TRUNK-4244: SonarQube - Method may fail to clean up stream or resource on checked exception
Merge pull request #595 from mszukalski/TRUNK-4244

TRUNK-4244: SonarQube - Method may fail to clean up stream or resource o...