Skip test that fails on travis-ci
Add print statement to debug test error on travis-ci
Explicitly skip TestGammaSpectralCube.test_flux_array
try to resolve sphinx warning for GammaSpectralCube
Merge pull request #123 from cdeil/travis-42

Test travis-ci issues
Implementation of morphology models as astropy models and testing
Docstring fixes and normalization option
Fixed handling of warnings in eval function and added TODO statement
Fixed doc links