Merge pull request #19 from takluyver/patch-1

Correct link to documentation

Author: Jeff Whitaker

README

@@ -63,7 +63,7 @@ PERFORMANCE OF THIS SOFTWARE.
 
 **Documentation** 
 
-see http://matplotlib.gitub.net/basemap.
+see http://matplotlib.github.com/basemap/
 
 see scripts in 'examples' directory for example usage.