Version 0.2.0

Updated Kodak Portra styles (mostly the new ones, the non UC/VC/UC presets).
Updated Fuji Pro styles (160Z, 400H, 800H).
Updated Fuji Provia styles.
Updated Kodak Kodachrome styles.
Support for Darktable 2.2.
New style removal script, both for uninstall and upgrade.
Fix: Velvia 50 wasn't enabling the module