WIP: Implementing space ninja gamemode
Updates
Secbelts now can hold melee weapons.
Phasing out world loops, pt 1
Space Ninja Gamemode Implementation
Merge branch 'bleeding-edge-freeze' of https://github.com/Baystation12/Baystation12 into bleeding-edge-freeze
Merge branch 'bleeding-edge-freeze' of https://github.com/Baystation12/Baystation12 into bleeding-edge-freeze
Merge branch 'bleeding-edge-freeze' of https://github.com/Baystation12/Baystation12 into bleeding-edge-freeze
Merge branch 'bleeding-edge-freeze' of https://github.com/Baystation12/Baystation12 into bleeding-edge-freeze
Merge branch 'bleeding-edge-freeze' of https://github.com/Baystation12/Baystation12 into bleeding-edge-freeze
No more placeholder antags, and WIP space ninja gamemode stuff
Merge branch 'bleeding-edge-freeze' of https://github.com/Baystation12/Baystation12 into bleeding-edge-freeze
WIP Ninja GM junk
Raised required players of ninja gamemode (no longer 1, for debug)
Updated changelog with space ninja gamemode changes
Removed debug outputs and fixed double-forging of ninja objectives
Fixes #3188 - Mods can now see deadchat

Mods can now see deadchat regardless of whether they're ghosted or not.
Works with the deadchat toggle.
Medbay Tweaks

Edits to Chem, Virology and Reception. Replaced some lights, added some
more windows about the Medbay, reticulated splines.
Merge pull request #3196 from Vetinarix/bleeding-edge-freeze

Medbay Tweaks
Merge pull request #3190 from Kilakk/bleeding-edge-freeze

Fixes #3188 - Mods can now see deadchat