added Vizier tests for Issue #185
cleanup paths, add a try/except for the very weird case identified in
another PR.  completed the bug fixing for #185, possibly
fixed remote testing by monkeypatching parse_corods, and add a note
about a possible incorrect variable name
Merge pull request #185 from keflavich/vizier_py3_fix

Failure in Vizier with Python 3
made eso remote test remote
moved all pkg-specific *.rst documents into their own dirs.

this fixes #292.
moved gallery.rst back to parent dir
fix links to moved files in index.rst
Merge pull request #296 from derdon/issue292

moved rst documents to their own directories (see issue #292)
Merge pull request #295 from keflavich/eso_remote

Minor bug fix: Make ESO remote tests remote
added link to splatalogue doc