Interpolative Decompositon: Drop id_dist and PyMatrixID into source code.
Interpolative Decomposition: build system, PEP8, names, tests.
Interpolative Decompostion: More PEP8.
Integrate Ken's latest changes, integrate into scipy tests, integrate into docs
Py3 fix for interpolative decomposition test
PEP8 scipy.linalg.interpolative
linalg.interpolative: Reformat docs into numpy/scipy format
Make scipy.io.wavfile.write buffer-friendlier
Fixed typo in scipy.io.wavfile.write
Changed filename parameter name, improved compatibility with StringIO as buffer
Unittests cover StringIO buffers and real files
BytesIO type for wavfile unittests
Remove old code
Simplified is true statement
Catch parsing errors and close file handle afterwards
DOC: document `maxiter` keyword to optimize.root('lm') correctly.  Closes gh-2637
hstack typo

A minor typo.
Merge pull request #2642 from rsivapr/typofix

DOC: sparse: hstack typo
BUG: fix bug in stats.rv_continuous.expect.  Closes gh-2622.
Merge pull request #2644 from rgommers/stats-expect-argcheck

BUG: fix bug in stats.rv_continuous.expect.  Closes gh-2622.