Merge - minor updates to system preferences
authorDavid Nind <david@davidnind.com>
Thu, 14 Nov 2019 23:46:48 +0000 (12:46 +1300)
committerDavid Nind <david@davidnind.com>
Thu, 14 Nov 2019 23:46:48 +0000 (12:46 +1300)
Minor updates and tidy ups from previous changes to
systempreferences.rst


Trivial merge