Caught case where the pcolormesh has masked pcolor values.
Merge pull request #317 from pelson/pcolormesh_masked

Caught case where the pcolormesh has masked pcolor values.
Added Mercator (EPSG:3395) projection, with review actions fixed.
Merge pull request #324 from dkillick/ImprovedMercator

Improved Mercator projection
Untested windows build support.
Merge pull request #251 from pelson/win_support

Windows 7 support for cartopy.
Fixes necessary for good geolocation of Google map tiles.
Improved path clipping for projection exteriors.
Merge pull request #328 from pelson/google_spher_merc

Fixes necessary for good geolocation of Google map tiles.
Merge pull request #230 from pelson/clipping

Improved path clipping for projection exteriors.
Added new Geostationary projection.
Updated Geostationary projection to support globe and false_easting/false_northing.
Merge pull request #329 from pelson/geostationary

Geostationary projection.
Added the posibility that the cwd can hold the results of the cartopy tests.
Merge pull request #332 from pelson/test_output_directory

Added the posibility that the cwd can hold the results of the cartopy tests.
Fixed image inversion bug with imshow and transformed images.
Updated documentation for imshow.
Added automatic sensible transformed image resolution capability to
imshow.
Merge pull request #331 from pelson/imshow_fix

Fixed image inversion bug with imshow and transformed images.
Added a simple MapQuest example.
Allowed the globe keyword to PlateCarree.
Added stereographic tests.