Merge pull request #75 from molloyim/patch-1

Updated the unit test to look for art and not src.

Author: MARIA NICOLAE

.travis.yml

@@ -53,4 +53,4 @@ install:
 
 script:
   - mkdir ./data
-  - python -m unittest discover src/ -p '*_unittest.py'
+  - python -m unittest discover art/ -p '*_unittest.py'