Diffusion Krita 9dd5c1a6a4a6

Add OpenGL warnings and make ANGLE default on Intel GPUs

Authored by alvinhochun on Dec 22 2017, 10:47 AM.

Description

Add OpenGL warnings and make ANGLE default on Intel GPUs

Adds the ability to show some warning messages in the Display settings,
and also make ANGLE the default renderer with Intel graphics drivers.
This only affects Windows.

Maniphest Tasks: T7411
Differential Revision: https://phabricator.kde.org/D9435