+ Settings drawer could not be closed when clicking above or below its
container. This has been fixed by changin the logic used for determining
if the click was inside/outside of the Settings drawer.
+ Added DOM utility to compensate for the limitations of JQuery
contains...
- added pskl.controller.settings.ImportController (empty atm)
- moved SettingsController under settings namespace
- move settings templates in a dedicated folder
- created import icon (svg is in the resources folder)
- added import button in right-layer