Added About skeleton https://github.com/KanoComputing/peldins/issues/1402
Added Notifications skeleton https://github.com/KanoComputing/peldins/issues/1401
Modified set_notifications screen
Changed labels in json for notification window KanoComputing/peldins#1401
Changed notification icon KanoComputing/peldins#1401
About window now gets the version, temperature and space available on the system KanoComputing/peldins#1402
Merge branch 'about-window'
Modifications to the styling of the about screen peldins/KanoComputing#1402
Used notification API to enable and disable notifications
Adds policy settings for chromium.
Adds parental DNS.
Adds ability to add sites which are blacklisted.
Adds ability to add sites which are whitelisted.
Adds parental control GUI
Improved styling of about screen
Merge pull request #187 from KanoComputing/parental

Adds extra parental controls
Merge pull request #188 from KanoComputing/notification-functionality

Used notification API to enable and disable notifications
Resized icons KanoComputing/peldins#1411
Switches to use docopt for kano-settings-cli