[pdal-commits] [PDAL/PDAL] eead1c: Update dockerfiles for alpine 3.9/pdal 1.9

[backporting[bot]]

  Branch: refs/heads/cherry-pick-backport-2489-to-1.9-maintenance-21a5a946-db40-4277-9b85-be6595582bf5
  Home:   https://github.com/PDAL/PDAL
  Commit: eead1c1d047364371530323210e882a09a2c7379
      https://github.com/PDAL/PDAL/commit/eead1c1d047364371530323210e882a09a2c7379
  Author: Andrew Bell <andrew.bell.ia at gmail.com>
  Date:   2019-05-01 (Wed, 01 May 2019)

  Changed paths:
    M scripts/docker/alpine/Dockerfile
    M scripts/docker/alpine/Dockerfile.dependencies

  Log Message:
  -----------
  Update dockerfiles for alpine 3.9/pdal 1.9


  Commit: 50981fef9c22d0de1e68465aa4b94b6c594884a5
      https://github.com/PDAL/PDAL/commit/50981fef9c22d0de1e68465aa4b94b6c594884a5
  Author: backporting[bot] <backporting[bot]@users.noreply.github.com>
  Date:   2019-05-03 (Fri, 03 May 2019)

  Changed paths:
    M scripts/docker/alpine/Dockerfile
    M scripts/docker/alpine/Dockerfile.dependencies

  Log Message:
  -----------
  Merge eead1c1d047364371530323210e882a09a2c7379 into cherry-pick-backport-2489-to-1.9-maintenance-21a5a946-db40-4277-9b85-be6595582bf5


Compare: https://github.com/PDAL/PDAL/compare/3810e020e5e5...50981fef9c22