Up version to 1.10

Notable changes:
* Shorten syslog name to work with rsyslog (#172)
* Update config file with grace period in  all cases (#193)
* Remove printing QR code using Google Charts URL (it's turned down)

Version 1.09

Notable changes
* Fixed typo preventing use of setfsgid() over setegid()

Version 1.08

Notable changes:
* Fixed regression getting maximum getpwnam buf size (bug #146)

Version 1.07

Notable changes:
* set umask before `mkstemp`
* Add `allow_readonly` option (DANGEROUS!)
* Minor linter-level changes that probably don't matter

Up version to 1.06

Notable changes:
* More reliable temp file handling (#76)
* Various improved logging in case of failures
* Codes are now confirmed as part of setup (#104)
* Optional grace period (#127)

Up version to 1.05

Notable changes:
* Fix info leak when using nullok
* Improve error messages

Up version to 1.04

Up version to 1.03