Add Test: ClaimStatisticTest

git-svn-id: https://svn.apache.org/repos/asf/creadur/rat/branches/gsoc@1549395 13f79535-47bb-0310-9956-ffa450edef68
Add Test: testStandardReportWithLicenses

git-svn-id: https://svn.apache.org/repos/asf/creadur/rat/branches/gsoc@1549396 13f79535-47bb-0310-9956-ffa450edef68