Import 9981eb444b: Force secondary camera tone curve and bug fixes (by Maki)

[daleglass]

This is an automated proposal to look at a commit made by Maki and import it into Overte

Commit:	9981eb444b65c8a974debde67c5743e4a7abc9ed
Author:	Maki
Date:	Tue, 05 May 2020 19:36

Force secondary camera tone curve and bug fixes

Stats:

Filename	Stats	Lines	Added	Removed	Lines in blame
interface/src/scripting/RenderScriptingInterface.cpp		30	23	7	5
libraries/render-utils/src/ToneMapAndResampleTask.cpp		17	16	1	16
2 files	-	47	39	8	21

To work on this, please assign the issue to yourself, then look at the commit and decide whether this would be a good addition to Overte.

• If the commit is useful, tag it with "Tivoli: Keep", and keep it open until it's merged.
• If the commit is not useful, tag it with "Tivoli: Discard", and close it.
• If the commit is not useful right now, but might be later, tag it with "Tivoli: Maybe later", and close it.
• If it's hard to decide, tag it with "Tivoli: Discuss", and keep it open.

Useful commits should be submitted as a PR against Overte. Tag this issue in PR, so that it's automatically closed once the PR is merged.

You can cherry-pick this issue with this command:

git cherry-pick 9981eb444b65c8a974debde67c5743e4a7abc9ed