report_karma() testing

Correcting report_karma() tests
Correcting report_karma() tests
Testing close_karma_reports()
Unit tests for delete karma reports
Testing NO_KARMA report
Correcting report_karma_test
Testing get_karma_report()
Testing list_karma_reports()
Testing delete_karma_reports_by_karma_ids()
Merge pull request #6 from geetakshi/tests/report_karma

Tests/report karma