Add AppTester.check.reply.ends_session()
Merge branch 'develop' into feature/issue-165-apptester-interaction-task-for-checking-continue-session
Add test for tester.reply.ends_session()'s success case
Split out the two checks in .check.reply.ends_session() into separate tests
Change tester.check.reply.ends_session() failure test to fail if the check was successful
Add test_utils.fail
Use test_utils.fail in AppTester's tests
Merge branch 'feature/issue-165-apptester-interaction-task-for-checking-continue-session' into develop