Update pt_BR
Merge pull request #187 from guitorri/update_pt_BR

Update pt_BR
Update Spanish translation
noise profile: cleanup and more principled edge weight in wavelet code
noise profile: same for opencl version.
Add way to customize the panel labels.
Minor style fixes.
usermanual: minor cleanup in gnd
copy/paste: respect return value of gtk dialog.
thumbs: use mip always > image size, not closest.
history: don't show (on) but multi-instance name.
similarity: removed for the release.

revert this patch to bring it back (if you step up to maintain it)
imageio: removed stale rgbe.c file (unused)
Fix overexposed for old history stacks
Merge branch 'master' of ssh://github.com/darktable-org/darktable
Make 'z' also hide the header
Give focus to the center widget when entering lt

This fixes #9285
Always show images on lt, never go past the end

This fixes #9243
Fix last fix. Still jumpy ...

... due to "keep image under mouse".
See #9243
Remove files that disappeared in commits
ff1d81af421bf1b471fd8475df5ba155419ff552 and
969489538fcfdf3d66732ceeb841409789a6accd