Add some tests.

[riece] / lisp / test / Makefile.am

EXTRA_DIST = luna.el lunit.el lunit-report.el \
        test-riece.el test-riece-addon.el test-riece-alias.el \
        test-riece-eval.el test-riece-log.el test-riece-url.el \
        test-riece-yank.el