Update to 1.17

Upstream changes:
1.17      2022-09-13 05:27:09 -0600
  - Documentation improvements (gh#30, gh#31)
  - Production release otherwise identical to 1.16_01

1.16_01  2022-09-11 15:29:26 -0600
  - Add support for ALIEN_DOWNLOAD_RULE (gh#28, gh#29)
  - Add support for ALIEN_INSTALL_NETWORK (gh#28, gh#29)
  - Verify hostnames for SSL connections when ALIEN_DOWNLOAD_RULE
    requires encryption (gh#28, gh#29)
  - Downgrade from https to http is no longer allowed (gh#28, gh#29)

(wen)