launcher.net v0.3.0-alpha

implemented:

• check for updates
• deletion confirmation toggle
• overwrite confirmation toggle
• run on startup toggle
• melonloader enable CI releases toggle
• melonloader prefer stable releases toggle

not functional:

• 'browse' buttons in advanced section
• 'providers' section (soon to be replaced with 'plugins')

other changes:

minor UI tweaks and general bugfixes
marked most classes as internal rather than public