Fix compatibility with Synology Photos 1.7

Improve logging

Refactoring and preparation of 0.14 release

Add `--background` option to select between blurred or black

background

Fix deadlock on login error

* Add `--rotate` option for screen rotation

* Complete overhaul of the update notification

* Add `--order by-name` and `--random-start` options

* Deprecate `--order random-start`

Display first photo independently from checking for updates

Fix quit event handling

Add support for password protected albums via --password option