Updated travis build.

.travis.yml

@@ -7,6 +7,6 @@ install:
   - pip install -r requirements.txt --use-mirrors
   - pip install pytest-xdist --use-mirrors
 # command to run tests
-script: make test TESTS=tests.test_util
+script: make test TESTS=tests/test_util.py
 #notifications:
 #  email: false

Makefile

@@ -1,6 +1,5 @@
 # This Makefile is only used by developers.
-PYVER:=2.7
-PYTHON:=python$(PYVER)
+PYTHON:=python
 VERSION:=$(shell $(PYTHON) setup.py --version)
 MAINTAINER:=$(shell $(PYTHON) setup.py --maintainer)
 AUTHOR:=$(shell $(PYTHON) setup.py --author)