LMS-1622 using IDataSourceProvider

screening/dist/etc/service.properties

screening/etc/service.properties

...sx/cisd/openbis/dss/etl/ImagingDatabaseVersionHolder.java

...ugin/screening/server/ScreeningBusinessObjectFactory.java

...gin/screening/server/dataaccess/IScreeningDAOFactory.java

...n/screening/server/dataaccess/db/ScreeningDAOFactory.java

screening/source/java/screening-applicationContext.xml

screening/source/java/service.properties

.../screening/shared/imaging/dataaccess/DBUtilsForTests.java