usermanual: a few remarks on output profiles as suggested by pmjdebruin
Updated Catalan translation
Merge pull request #735 from josepvm/master

Updated Catalan translation (61% translation done)
wb_presets: LEICA D-LUX 6 (thanks to grigorios skaltsas)
imageio: only load Panasonic derived Leica's via RawSpeed
CMake: geotagging: we already require glib-2.30