Fixed for versions of contour in matplotlib 0.72 or newer.
This commit was manufactured by cvs2svn to create tag 'v0_2_1'.
updates for 0.2.1
intermediate resolution datasets, bugfix for meridians/parallels.
updated for newly added files.
Added intermediate res boundary datasets.
added ireland.py
New example.
don't draw great circle if endpoints are antipodal
minor tweaks
