+August 2019 New Features of note:
+ FFmpeg in use with Cinelerra is now version 4.2.
+ Lipvpx has been upgraded to version 1.8.1.
+ Dav1d is now the default/faster decoder for AV1 media.
+ Performance improvements were added for Mask feathering.
+July 2019 New Features of note:
+ Completion of Masking improvements with Preset Shapes, Center
+ and Normalize buttons, plus x/y scaling in 1 direction only.
+ Provision for usage of Rectified Audio waveforms was added.
+ Spanning Keyframes is now isolated to avoid interference.