Check directly for elements in dictionaries, not their .keys()
Iterate directly over dictionaries, not their .keys()
MAINT: signal: clean up some C code to eliminate a few compiler warnings
Merge branch 'master' into remove-keys
Add support for the context manager protocol to netcdf_file objects
Merge pull request #491 from timleslie/netcdf-context-manager

ENH: io: Add support for the context manager protocol to netcdf_file objects
Merge pull request #490 from timleslie/remove-keys

MAINT: Remove redundant use of .keys()
DEP: remove deprecated misc.radon function.
Added test for the truncnorm.ppf and truncnorm.isf
Fix for ticket #1131: ppf and isf for Lognormal fails on array-like 'loc' or 'scale'
Clarified the meaning of self.a*scale + loc and self.b*scale + loc
Merge branch 'pull-463-ppf-isf' into master.

Reviewed at https://github.com/scipy/scipy/pull/463
MAINT: some cleanups in stats.distribution tests.
MAINT: use the new special.xlogy function in stats.entropy

Reviewed as https://github.com/scipy/scipy/pull/479
TST: add test for special.xlogy usage in stats.entropy.

Also silence a warning printed by another test in test_distributions.
Merge pull request #485 from WarrenWeckesser/sig-gcc-warnings

MAINT: signal: clean up some C code to eliminate a few compiler warnings
MAINT: always regenerate Cython files, except for when building from sdist.

The code that's replaced here would not do the right thing when building from a
checkout of a release tag in a git repo.

See https://github.com/scipy/scipy/commit/c0124923b for discussion.
DOC: add examples and more detail to optimize.brute docstring.

Reviewed as PR-364.
BUG: handle matrix objects as initial guess in MINPACK (ticket #1770)
BUG: handle matrix objects as initial guess for TNC