TRACKR-240 - Enable employees to download expense reports
Changed security expression
Added test
Changed the H2 database user to nothing since the TeamCity build is failing and this might be the cause.
Revert "Changed the H2 database user to nothing since the TeamCity build is failing and this might be the cause."

This reverts commit 204e021364523ff6a399069abb4ad2bc342d613a.
merge branch '240-report-download' into development