colisa: new module for contrast-lightness-saturation adjustment
colisa: module icons
usermanual: docs for contrast-lightness-saturation module
colisa: fix bug in process()
[l10n] Swedish update: 2 fuzzies
masks: fix bug in path rendering
Merge branch 'master' of ssh://github.com/darktable-org/darktable
Merge branch 'colisa'
blending: increase maximum permissible blur radius to 100
updated translation
usermanual: few updates
Fix switching to all available modes when some are missing

Problem was that we use the enum dt_ctl_gui_mode_t as an offset for the
modules list :/
add missing files into POTFILES.in
colisa: rename lightness -> brightness
Pentax K20D fw version 1.04.0.11 wb presets
[l10n] Swedish update: cleared the fuzzies caused by the new colisa module
lowpass: rename lightness -> brightness
Update French translation.
Make sure the module name are unique.

Never generate the same module name (multi_name) as this is quite confusing
for users. To do so we just check that the generated module name is not
already used.
Italian translation updated for colisa filter