RawTherapee + LocalLab version RT ==> RawTherapee! (?)

[Morgan_Hardwood]

Local Lab build

Status update, the way I see it (i.e. this may be wrong): @heckflosse, @agriggio and @floessie have been busy cleaning up the RawTherapee engine codebase, removing as many warnings as possible, to pave the way for Stage 2. Stage 2 is a refactoring of the RawTherapee engine. Currently an image flows through several parallel pipelines - one for the thumbnails, one for the preview, one for the saved image, and one just in case. This has been a problem for years, and the mission now is to consolid…