astropy/astropy-tutorials — pull request #70 by jfoster17 (2014-11-05 20:04:31+00:00)
Title: Fix/flip longitude where possible. Explain where it is not.

This is in response to #67. Unfortunately there is no easy fix for the inability to flip the RA/longitude axis when using matplotlib projections. The only current fix seems to require the Basemap Toolkit, which we don't want to require.