mapped DATA.R8 completely, fixes #2341

d2k is now completely independened from RA MIX/SHP files
BuildingCapture, ActorLost now use notifications.yaml

less redundancy, aggregates notification audio files
overhauled d2k buttons and alternate splash by Sardaukar
added Jes suggestions on d2k R8 to SHP conversion

- windtrapzaps is actually the IX structure animation
- rpg, missile, missile2: frame order reversed like vehicles
customisable icon size in build palette for d2k, fixes #2521
removed blood splatter idle animation for d2k rifle infantry
don't package the PhotoShop files
separate ra chrome for better reusability in d2k
Merge pull request #3070 from Mailaender/d2k-assets-completion

Ripped the Dune 2000 assets completely and added some polishing