message: Bump joltron version to 2.2.8-beta.1
diff: "plugin": true
  },
  "clientManifestUrl": "https://d.gamejolt.net/data/client/manifest-2.json",
  - "joltronVersion": "v2.2.7-beta.loader",
  + "joltronVersion": "v2.2.8-beta.1.loader",
  "chromium-args": "--enable-webgl --ignore-gpu-blacklist --enable-webaudio --child-clean-exit --enable-devtools-experiments",
  "user-agent": "GJClient %ver (+http://gamejolt.com) - Mozilla/5.0 (%osinfo) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.106 Safari/537.36",
  "platformOverrides": {
  