Commits
Uwe L. Korn authored and Wes McKinney committed bdfa65e3862
ARROW-1620: Python: Download Boost in manylinux1 build from bintray Author: Uwe L. Korn <uwelk@xhochy.com> Closes #1141 from xhochy/ARROW-1620 and squashes the following commits: 30da182 [Uwe L. Korn] ARROW-1620: Python: Download Boost in manylinux1 build from bintray