don't include lib/mpl_toolkits/__init__.py (it's installed by
matplotlib).  Issue 95.
fix for distutils on python 3.3
fix URL
Merge pull request #96 from jswhit/master

don't include lib/mpl_toolkits/__init__.py (issue 95)
Extended addcyclic to arbitrary dimensions.

n-dimensional arrays can be passed to addcyclic, provided that
longitude is the last (right-most) dimension.
Extended shiftgrid to arbitrary dimensions.

n-dimensional arrays can be passed to shiftgrid, provided that
longitude is the last (right-most) dimension.
Merge pull request #99 from ajdawson/shiftgrid-ndim

Extended shiftgrid to arbitrary dimensions.
Merge pull request #98 from ajdawson/addcyclic-ndim

Extended addcyclic to arbitrary dimensions.