Removed tapegateway_release_tests

tapeserver/test/tapegateway_release_tests/CastorTapeTests.pm

...ay_release_tests/CastorTestSuite.options-lxc2dev3.cern.ch

...lease_tests/CastorTestSuite.options-lxcastordev03.cern.ch

...lease_tests/CastorTestSuite.options-lxcastordev04.cern.ch

...server/test/tapegateway_release_tests/LifecyclesNotes.txt

...t/tapegateway_release_tests/Permissions_for_testsuite.sql

...r/test/tapegateway_release_tests/RTCPclientdLifecycle.txt

...ver/test/tapegateway_release_tests/RtcpclientdRecalls.pdf

...r/test/tapegateway_release_tests/TapeGatewayLifecycle.txt

.../test/tapegateway_release_tests/TapeGatewayMigrations.pdf

...ver/test/tapegateway_release_tests/TapeGatewayRecalls.pdf

...r/test/tapegateway_release_tests/TapeSystemLifecycles.vsd

.../tapegateway_release_tests/cleanup_testsuite_leftovers.sh

...0_files_modifying_ns_checksum_whilst_TAPECOPY_CREATED.txt

...s/migrate_10_files_nsrm_whilst_TAPECOPY_WAITINSTREAMS.txt

...grate_10_files_with_CNS_HOST_set_to_non_existing_host.txt

...riptions/migrate_10_files_with_disk_server_rfiod_down.txt

...se_tests/descriptions/migrate_10_files_with_vdqm_down.txt

...se_tests/descriptions/migrate_10_files_with_vmgr_down.txt

...scriptions/migrate_and_recall_10_dual_tape_copy_files.txt