Refactored to account for new setting system

Made new constructor methods that only accept the settingsObj, moved
information regarding song changes into a separate method that is called
each time a song is changed
Added PixPut method

Helps draw backgrounds to GUI text
Implemented most SettingsModule methods

GUI part is complete, only Registry component left
Connected SettingsModule to SpotifyTooltip.ahk

Added:
- TrayMenu
- Instance of AppWrapper object
- Settings loading logic
- 2 new subroutines related to settings