new colors for the new format — DRONE SMUGGLER Steam update #2136647

the new 4-tone color swap palette format is coming together quite nicely, i think!set up a new scene where I can tweak colors and save pre-fixe palettes for retrieval in game later - these "curated" color schemes will be mixed in with ones that get set from local star-system and planetary data as well as full randomization when things get really chaotic/exotic.the palette test scene lets me do some color work while taking a breather from other, more logically-intense work. also is a nice quick thing i can sit down, mess with for 20 minutes, and walk away while still feeling like i've made some helpful progress on the project.screenshot: sample sprites at runtime during palette test "gameplay":moving from the 3- to 4-tone palette was inspired by learning some more about how the game boy color used to handle this stuff and what specific colors were used - i used to really enjoy the way you...