Newsletter 7 (#85)

* Newsletter 7: weasel

* Newsletter 7: glium

* Newsletter 7: riven

* Newsletter 7: RLTK/bracket-lib

* Newsletter 7: rustsim 9

* Newsletter 7: luminance v0.39

* N7: miniquad

* N7: superluminal-perf-rs

* N7: RG-300

* N7: RG-300 update

* N7: Pushrod

* N7: tikan

* N7: gfx/wgpu

* N7: issues

* N7: bonus: It's Not Cool

* N7: RustTallinn update

* N7: Style tweaks

* N7: Reorder some sections

* N7: Add release date, remove draft flag

* N7: Superluminal update

* N7: quick grammarly pass

Author: ozkriff