Move bug-demo scenarios from core to ocis-reva

[phil-davis]

After core PR owncloud/core#37736 and ocis-reva PR #402 are merged, and similar "expected failures file" is implemented in cs3org/reva, find all "OCIS bug-demonstration" API acceptance test scenarios in core (look for skipOnOcV10 tag).

• implement them here in ocis-reva [Tests-Only] Add bug demonstration scenarios #423
• implement them in owncloud/ocis [Tests-Only] Add bug demo scenarios ocis#439
• implement them in cs3org/reva [Tests-Only] Add bug demo scenarios cs3org/reva#1057
• delete them from core [Tests-Only] Remove OCIS bug demo scenarios core#37773