v0.5.1

Make compiler happy for  linux and OSX

v0.5.0

add appveyor and fix osx

v0.4.9

work around mac segfaults

v0.4.8

debug mac

v0.4.7

try and fix mac segfault

v0.4.6

multi-version builds for Mac, setuptools integration, and refactor

v0.4.5

avoid osx version that segfaults

v0.4.4

use rustup instead of cross everywhere

v0.4.3

match arch

v0.4.2

use manylinux container