Updated Catalan translation
Merge remote-tracking branch 'upstream/master'
Updated Catalan translation
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Update lighttable.c

fix for #10060 - persistent mouse hover issue in zoomable lightable when mouse has left the view manager.
Needed to fix some manufacturers madness
Scalepixels: new IOP

Needed to fix NIKON D1X non-square pixels madness
iop_dependencies.py: add scalepixels
Run iop_dependencies.py after merge!
Flip IOP: modify_roi_in(): drop sanity check

Causes garbage when used with scalepixels.
If it is really needed, it should be rewriten in a way, that has no side-effects like that.
Merge pull request #692 from MRIG/master

Updated Dutch translation
[l10n] Swedish update
Update French translation.
usermanual: some words on JPEG export quality (as suggested by Pascal)
usermanual: update status (draft/final) of individual sections according to proofreading status
lua : add a function to check compatibility with running API
ImageIO Format PNG: cleanup
ImageIO Format PNG: 8bit: avoid additional buffer copying.
Let libpng remove alpha.
defringe: Module for removing fringes (e.g. most common purple fringing, caused by longitudinal CA) - it can however also work to remove traditional CA
defringe: use the new slider without highlighting feedback for the balances