Commits
Uwe L. Korn authored 5e2445b63d4
ARROW-4601: [Python] Add license header to dockerignore Author: Uwe L. Korn <uwelk@xhochy.com> Closes #3679 from xhochy/ARROW-4601 and squashes the following commits: 7b5544fd <Uwe L. Korn> ARROW-4601: Add license header to dockerignore