Remove numpy dependency from std_dev test
Remove scipy dependency from normalize/whiten test

The scipy results(1d and 3d) are now stored in files included in this commit for comparison.
Use fixed indexes(randomly generated) for creating the book
Update to more accurate filenames for scipy output from vq.whiten()
Unify and move the version disclaimer
Use more robust check for iterable object
Organize fixture files in anticipation of more output files
Remove scipy dependencies for the vq() 1D test
Remove scipy dependencies for vq 1D nested test
Remove scipy dependencies for vq test
Remove numpy/scipy dependencies from kmeans test
Remove stats.cluster tests
Remove stats.cluster
Remove all remaining references to numpy/scipy
Remove numpy/scipy install step from Travis CI config

[ci skip]
Merge pull request #91 from cbmi/goodbye_numpy_scipy

Remove any and all references to numpy and scipy.

[ci skip]