Some additions to the user guide: getting started section +
section on common numpy operations.
Minor modifications following review by Johannes
Add OSX wheel generation instructions and upload script
Update wheel URL
Get tags from current repo
Indicate waiting time before wheels become available
Remember to update stable docs link.  Check timestamp on wheels before posting.
BUG: segmentation fault when unwrapping 3d image

Unwrapping a 3D image using unwrap_phase no longer causes a segmentation
fault when the wrap_around parameter is True for the middle dimension.
Refactored measure.label, added documentation.
Added support for 3D arrays
Refactored Cython stuff with easier code readability in mind
Cython minor fixes
Fixed typos + added docstrings and comments
numpy 1.6 compat fix
Added some comments + requested reformatting
Remove contiguous conversion for out array
Add tests for discontiguous out arrays in grey morpho
Raise meaningful error in reconstruct w bad method

If a method other than 'erosion' or 'dilation' was passed, an
`UnboundLocalVariable` error for `pad_value` was raised, which made it
difficult to determine the source of the error. Now, an eloquent
`ValueError` is raised instead.

See #1218.
Test correct error for wrong method in reconstruct
Merge pull request #1217 from jni/morpho-out

Allow discontiguous out arrays in `skimage.morphology.grey`