* Fix installation of test data
* Greyscale erosion & dilation
* Use imread module (if available)
* Add output argument to erode() & dilate()
* Add 14th Haralick feature (patch by MattyG) --- currently off by default
* Improved zernike interface (zernike_moments)
* Add remove_bordering to labeled
* Faster implementation of ``bwperim``
* Add ``roundness`` shape feature