Enable coverage testing

.travis.yml

@@ -86,17 +86,10 @@ install:
     - if [[ $SETUP_CMD != egg_info ]] && [[ $ASTROPY_VERSION == stable ]]; then $CONDA_INSTALL numpy=$NUMPY_VERSION astropy; fi
 
     # OPTIONAL DEPENDENCIES
-    # Here you can add any dependencies your package may have. You can use
-    # conda for packages available through conda, or pip for any other
-    # packages. You should leave the `numpy=$NUMPY_VERSION` in the `conda`
-    # install since this ensures Numpy does not get automatically upgraded.
     # - if [[ $SETUP_CMD != egg_info ]]; then $CONDA_INSTALL numpy=$NUMPY_VERSION ... ; fi
     # - if [[ $SETUP_CMD != egg_info ]]; then $PIP_INSTALL ...; fi
 
     # DOCUMENTATION DEPENDENCIES
-    # build_sphinx needs sphinx and matplotlib (for plot_directive). Note that
-    # this matplotlib will *not* work with py 3.x, but our sphinx build is
-    # currently 2.7, so that's fine
     - if [[ $SETUP_CMD == build_sphinx* ]]; then $CONDA_INSTALL numpy=$NUMPY_VERSION Sphinx=1.2 matplotlib; fi
 
     # COVERAGE DEPENDENCIES
@@ -106,7 +99,4 @@ script:
    - python setup.py $SETUP_CMD
 
 after_success:
-    # If coveralls.io is set up for this package, uncomment the line
-    # below and replace "packagename" with the name of your package.
-    # The coveragerc file may be customized as needed for your package.
-    # - if [[ $SETUP_CMD == 'test --coverage' ]]; then coveralls --rcfile='packagename/tests/coveragerc'; fi
+    - if [[ $SETUP_CMD == 'test --coverage' ]]; then coveralls --rcfile='regions/tests/coveragerc'; fi