Changes:
* Drawing time is now displayed before the round starts
* New Logo, Background and favicon!
* Time now uses a clock icon instead of text
* Percent slider labels left and right are now vertically centered
* Lobby settings
* Now has two columns in order to use space more efficiently (Advanced section has been incorporated into those)
* Inside lobby
* Save button is now part of button bar
* Dialog title contains less text
* The start page is more mobile friendly now
Refactoring:
* Dialog code has been streamlined
