Space Invasion: Localize most global variables

Fix rare Lua error message spam in Space Invasion

Add an extra test for Rnd's distribution

Send the rnd reply to the room only.

Implement server-side logic for Rnd

Fix team remove synchronization

Check for client's existence before handling messages

Fix scheme config parsing

Fix AddTeam message serialization

add missing message tests

update nom

update proptest

merge

Update rand and log to the latest versions

somehow scale was omitted from this catch-all VG init. late addition to the struct perhaps.

Implement to_raw_protocol for Rnd and enable tests. Add cargo/rls build artifacts to .gitignore

Fix cmd parsing & update tests

Implement parsing for rnd and add a little documentation

Undo enabling the `unreachable-pub` lint. It appears that nom cannot correctly handle `pub(crate)`, so the warnings cannot be fixed at the moment. See https://github.com/Geal/nom/issues/807

stabilization

Fix spectators joining midgame

Send more data on room joining

Additional round cleanup

neglected dep update from r87a6cad20c90: that rev also forces nightly rust due to https://github.com/rust-lang/rust/issues/23121