Merge pull request #2 from darktable-org/master

aggiornamento
Merge remote-tracking branch 'upstream/master'
masks: give user control of the level of brush smoothing with a config parameter
Explicitly try to load live view frames as JPEG

There were cases where a generic GDKPixbufLoader wasn't able to
recognize the JPEGs as being JPEGs.
Updated Dutch translation
Merge pull request #527 from MRIG/master

Updated Dutch translation
Minor typo fix in French translation.
Updated Dutch translation
Merge pull request #528 from MRIG/master

Updated Dutch translation
Updated Danish translation
Merge pull request #530 from pryds/master

Updated Danish translation
Convert gpx and colormapping defines to enum
[l10n] Swedish update
colorlabels: make toggling of labels within selected images behave in a more intuitive way
Update French translation.
OSX packaging: update buidling instructions
OSX packaging: support upcoming macports release (2.3)

which promises correct implementation of macosx_deployment_target
Italian translation updated
Merge pull request #532 from bartokk/master

Italian translation updated
Drop iop anlfyeni (dead code, not even being compiled)