Improved flexibility of searching for TestCases.
Improved flexibility of searching for TestCases.

Added uniquification of test cases.

Ensembl/ensj-healthcheck,Ensembl/ensj-healthcheck,thomasmaurel/ensj-healthcheck,thomasmaurel/ensj-healthcheck,Ensembl/ensj-healthcheck,thomasmaurel/ensj-healthcheck,thomasmaurel/ensj-healthcheck,Ensembl/ensj-healthcheck