Minor uptade in French usermanual
Update French usermanual
Merge branch 'master' of https://github.com/darktable-org/darktable
Update French usermanual
Merge branch 'master' of https://github.com/darktable-org/darktable
Proofreading of the French user manual (the first 50 pages)
Merge branch 'master' of https://github.com/darktable-org/darktable
Proofreading of the entire French user manual
Merge branch 'master' of https://github.com/darktable-org/darktable
Merge branch 'master' of https://github.com/darktable-org/darktable
graduated density: fix gradient mouse move when zoomed in.
rawspeed: Panasonic GF5 aspect ratio modes

samples kindly provided by Pavel Nakonechny
Merge pull request #777 from michleb/master

Proofreading of the entire French usermanual
fix bug #9742 (zoom combobox has no immediate effect on OS X)
blend: use proper kernel for raw downsampled data
Temperature iop: enable Multiple Instances and Blending