added error 404 if report not found + added test.
removed trailing slash from test pages.
Merge branch 'master' of https://github.com/28msec/secxbrl.info into fix-facttable-for-report
added 404 error if report doesn't exist also for spreadsheet-for-report endpoint.
Merge branch 'master' of https://github.com/28msec/secxbrl.info into fix-facttable-for-report
Merge branch 'master' of https://github.com/28msec/secxbrl.info into fix-facttable-for-report
Merge branch 'master' of https://github.com/28msec/secxbrl.info into fix-facttable-for-report
added url if tests fail.
Merge pull request #441 from 28msec/fix-facttable-for-report

Fix facttable for report