sceneControl: added 'removeKellerTab' function.

playInRV. Now can use Sequence and Shot Environment entries in order for RV to display Shot LUTs.
sceneControl. After a new shot is created the curresponding ENV variables are automatically exported.
Added Gimmicks for OCIO neutralgrade.
Added ColorPanel.
Added superpose for 12.2. (Schnelli)
channelSelect. Fixed incorrect merge mode.
channelSelect. Fixed issues when copying node.
our write. Fixed issue when color of write node does not change with changed compression mode.
our write. changed label to 'exr compression: [value compression]'
project defaults. Default exr write compression is now DWAA!

sceneControl. Improved debugging.
sceneControl. Deletion now also deletes Kenv
sceneControl. Write Nodes get a new label with the used exr compression type.
sceneControl. Fixed issue when unloading plugin
sceneControl. Simplified kenv queries
sceneControl. updateWriteNodeConfig() for updating the Keller tab on write nodes
ffmpeg_write. Initial version. NNode with correct names and burn-ins
our_write. Write nodes now have a compression label and a custom color to see which exr compression type is set.
added search and replace panel.
Denoise with noice. Initial version.
ocio config, image formats, fps and favorites are now set from KEnv project_config.py.