Build Linux wheels WIP test

Author: ddfisher

.travis.yml

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+notifications:
+  email: false
+
+matrix:
+  include:
+    - sudo: required
+      services:
+        - docker
+      env: DOCKER_IMAGE=quay.io/pypa/manylinux1_x86_64
+    - sudo: required
+      services:
+        - docker
+      env: DOCKER_IMAGE=quay.io/pypa/manylinux1_i686
+           PRE_CMD=linux32
+
+install:
+  - docker pull $DOCKER_IMAGE
+
+script:
+  - docker run --rm -v `pwd`:/io $DOCKER_IMAGE $PRE_CMD /io/.travis/build-linux-wheels.sh
+  - ls wheelhouse/

.travis/build-linux-wheels.sh

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+#!/bin/bash
+set -e -x
+
+# Compile wheels
+for PYBIN in /opt/python/*/bin; do
+  if [ $(echo "${PYBIN}" | grep -o '[[:digit:]][[:digit:]]' | head -n 1) -ge 33 ]; then
+    # typed_ast only builds on Python 3.3 and newer
+    "${PYBIN}/pip" wheel /io/ -w wheelhouse/
+  fi
+done