Log Message:
Update to 1.20180726. From the changelog:

* [ Mark Haber ]
  * Fix hours_since for git fake bare repos

* [ Tom Hoover ]
  * Fix 'no defined update command error' in example config

* [ Pavel Nakonechnyi ]
  * More meaningful names for temporary files

* [ Paul Wise ]
  * Mitigate vulns caused by git code execution (CVE-2018-7032)
  * Migrate from ack-grep to ack
  * More reliable output supervision
  * Improve the status output for CVS
  * Improve the git-cvs extension
  * Allow prepending commands to existing commands
  * Allow for fallback to default commands
  * Add support for caching command output
  * Add shell extension to maintain a repo status cache
  * Add graph, remote, upgrade extensions
  * git registration improvements
  * webcheckout: prefer https transport

pkgsrc changes:

- Rename directory to myrepos, catching up with package name change years ago