[pdal-commits] [PDAL/PDAL] 0e6ab0: Turn zstd off by default. (#3003)

[Andrew Bell]

  Branch: refs/heads/master
  Home:   https://github.com/PDAL/PDAL
  Commit: 0e6ab0eb216afb2339cb2ec123acc96a53083252
      https://github.com/PDAL/PDAL/commit/0e6ab0eb216afb2339cb2ec123acc96a53083252
  Author: Andrew Bell <andrew.bell.ia at gmail.com>
  Date:   2020-03-27 (Fri, 27 Mar 2020)

  Changed paths:
    M cmake/zstd.cmake

  Log Message:
  -----------
  Turn zstd off by default. (#3003)

* Turn zstd off by default.

* Make ZSTD optional.