removed quite a few builds. Including any astropy stable ones
Merge pull request #84 from wkerzendorf/travis/remove_stable_apy_builds

removed a number of TRAVIS builds
added the missing tests to specutils
added files to setup_package.py
added test files to setup_package
removed param_dim keywords for new models
removed bad call function
added txt files
fixes for python 3
Merge pull request #69 from wkerzendorf/test/add_io_tests_package

added the missing tests to specutils
making sure the code works with the new models
Merge pull request #83 from wkerzendorf/wcs/new_model_fix

Fix the LookupTable WCS to work with new models
Adding metadata to Legendre and Chebyshev functions
Improving the FITS reader, now it conforms strictly to IRAF format. Added an IRAF combination class to hold multiple WCS as well as metadata for multispec format, and changed the fits reader to take in multiple WCS per spectra
Adding metadata to Legendre and Chebyshev functions
Adding test case, and fixing pass by reference bug to pass the test
Merge branch 'reader-IRAF-strict' of github.com:shaileshahuja/specutils into reader-IRAF-strict