matplotlib Code

specify calendar

fix URL in fcstmaps.py example, update Changelog.

adjust for new num2date defaults.

use "import numpy.ma as ma" instead of "from numpy import ma"

more examples updated to numpy/pyplot namespace

remove backwards compatibility kludge for ax.get_position

change import to 'from mpl_toolkits.basemap import Basemap'

better way to handle backwards compatibility in axes.get_position()

wrap ax.get_position in a try/except so examples will work with transforms
branch.

no Float32 anymore