Mahotas

* Export locmax|locmin at the mahotas namespace level
* Break away ellipse_axes from eccentricity code as it can be useful on
its own
* Add find() function
* Add mean_filter() function
* Fix cwatershed() overflow possibility
* Make labeled functions more flexible in accepting more types
* Fix crash in close_holes() with nD images (for n > 2)
* Remove matplotlibwrap
* Use standard setuptools for building (instead of numpy.distutils)
* Add overlay() function

* Fix crash in close_holes() with nD images (for n > 2)

* Better error checking
* Fix interpolation of integer images using order 1
* Add resize_to & resize_rgb_to
* Add coveralls coverage
* Fix SLIC superpixels connectivity
* Add remove_regions_where function
* Fix hard crash in convolution
* Fix axis handling in convolve1d
* Add normalization to moments calculation

* Add mahotas.demos.load()
* Add stretch_rgb() function
* Add demos to mahotas namespace
* Fix SLIC superpixels

* Add border & as_slice arguments to bbox()
* Better error message in gaussian_filter
* Allow as_rgb() to take integer arguments
* Extend distance() to n-dimensions
* Update to newer Numpy APIs (remove direct access to PyArray members)
* Add morph.disk() function
* Add perimeter() function
* Add eccentricity() function

* Fix requirements filename