sunpy/sunpy — pull request #1055 by ayshih (2014-06-12 20:23:36+00:00)
Title:  Changed default grid spacing to 15 degrees

A very short PR. The current default grid spacing of 20 degrees means that the recent update to `draw_grid` (#1048) will draw latitude lines at +/-10 degrees and not the equator. 15 degrees is a better default (for other reasons too).