Backup badges if no badges found

Translation updates (#321)



Co-authored-by: Gato-kun <[email protected]>
Co-authored-by: arth <[email protected]>
Co-authored-by: cooolgamer <[email protected]>

Properly free resources on invalid mime type

Fixed useless 404 error when a remote preview has no BGM

Dropped HTTPS for the browser as ThemePlaza is retiring TLSv1.1

Remove unused variables

Reset cursor on page load (Closes #206)

Fixed QR download text

Add libvorbisdec to deps (closes #162)

add bgm preview to the themeplaza browser

and prevent some errors