spotify support is postponed to v0.12.0, but uhh we got some solid stuff for v0.11.0

• fullscreen got reworked, now with cover art backgrounds and a general cleanup pass
• added quick search so you can actually find your stuff fast
• custom UI font support, use whatever font you want
• redesigned the normal radio page
• radio-browser.info search, ICY now-playing metadata, and playlist resolution
• EQ now has 10 bands instead of the old setup
• auto-scroll pauses when you scroll manually, plus a sync button
• added Helium browser for browser sign-in
• app now checks if the media server is actually reachable instead of assuming it is
• added Swedish locale