Remove unused packages from sphinx mock module list
add to .gitignore
Remove old coords lib from .travis.yml
Fix astropy.units import in test_irsa_dust.py

Before there was an `import *` and I got confused.
added download_file_list tool (needed for at least UKIDSS, fermilat)
completely download_file_list code filename namer; it's a bit complex
but I think rather useful
added data utils import
added example in docstr
bugfixes (actually ran the test example)
Merge pull request #67 from cdeil/nrao_coords

Use astropy.coords in nrao module
Fix imports and add __all__ for download_file_list
Merge pull request #2 from cdeil/file_list_downloader

Fix imports and add __all__ for download_file_list
Merge pull request #69 from keflavich/file_list_downloader

(fits) File list downloader
htmllib -> HTMLParser
added mechanize to Travis, and added a TODO note to remove mechanize
from splatalogue
doc fixes (code blocks require a newline after)
nedpy docstrings format fix
resolved the rest of the warnings and errors related to ReST I could figure out
minor fixes in lots of places, but nedpy is still very broken and maybe
cannot be fixed
Fix for new Column API