Option to set Vibrancy?

[dk0r]

Issue: Cannot modify default vibrancy

Reproduce:

1. Add the following to ~/.hyper.js:

hyperTransparentDynamic: {
    alpha: 0.5,
    vibrancy: 0
  }

2. Reload Hyper

3. Note that there is no effect to Hyper's vibrancy

Expected Result: Vibrancy should be disabled