Multimaterial Firetruck

Facts first: This is a remix of a print-in-place firetruck, which adds separate components for up to five colors/materials. Now for the story...

My son wanted me to print a fire truck with my new Palette 2, but the [two-color version I found](https://www.thingiverse.com/thing:2805965) wasn't printing well (the headlights and bumper weren't inset into the main body, preventing them from attaching well). So, I remixed [the original design](https://www.thingiverse.com/thing:2421018) in Meshmixer to make it easier to print, and while I was at it I split the components out for more materials.

The versions in the picture are both only three materials (copying the original rendering). One is at 100% size with .32 layer height and the other is at 40% size with .2 layer height. The larger print had some issues entirely independent of the model (the heater went off overnight, and the ensuing temperature drop caused the Palette to emit some rough splices that under-extruded due to friction