make test_cell.name optional

Need to extract name and know if it has been set
trivial ounit integration
example of how qcheck_ounit works
ounit to merlin
update _oasis for new lib/executable
udpate oasis version
oasis regenerate
add qcheck_ounit ml{lib,dylib}
udpate gitignore
ounit qcheck oasis flag change

* add description
* change default to false
oasis spam
add (>:::)

sorry @c-cube
Merge pull request #2 from rgrinberg/ounit_integration

Ounit integration.
copyright header; QCheck_ounit.~::
opam file