.travis.yml: Run the sharness tests

Signed-off-by: W. Trevor King <[email protected]>

Author: wking

.travis.yml

@@ -15,3 +15,4 @@ script:
   - git-validation -run DCO,short-subject -v -range ${TRAVIS_COMMIT_RANGE}
   - make
   - make test
+  - PATH="${PATH}:${PWD}" make -C test