Warning about UIVisualEffectView alpha value being set

[CooperRS]

Currently the following warning appears in console when presenting a RMActionController without disabling blur effects for the background view:

UIVisualEffectView is being asked to animate its opacity. This will cause the effect to appear broken until opacity returns to 1.

The problem is that the alpha value of the background view is changed to get a fade in animation when presenting the RMActionController.

Not working alternatives:

• Settings the alpha value of the background views background color
• Using a cross dissolve animation and set the hidden property if the background view in this animation