Improved lyric syncing, fetch

- uses a somewhat more sane way to parse lyrics and teardown timeouts
- adds 'seeked' to setCurrentTime to make detecting seeks in lyric much easier
- adds ability to fetch lyrics from genius/netease (desktop only)

release/app/package.json

@@ -13,6 +13,7 @@
     "postinstall": "npm run electron-rebuild && npm run link-modules"
   },
   "dependencies": {
+    "cheerio": "^1.0.0-rc.12",
     "mpris-service": "^2.1.2"
   },
   "devDependencies": {