Keying node in compositor ensures result is properly premuiltiplied
(f68c3d557a)
In practice this means that there is no need in manually adding Alpha
Convert node after the keying one. The existing files might need to be
adjusted in this regard: the alpha convert node is to be removed if it
present.
The Save as Render option was added to the File Output node. This
feature allows to disable the use of the scene's color management
options for each input socket individually.
(27b78c9c94)
New compositor node to adjust the exposure of images.
(6538f1e600)