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 pull request #3140 from Baystation12/bleeding-edge-freeze

Bleeding edge freeze
Merge branch 'bleeding-edge-freeze' of https://github.com/Baystation12/Baystation12 into bleeding-edge-freeze
Made changeling absorbing leave proper wounds and be aimable.

Signed-off-by: Furlucis <Logman115@gmail.com>
Merge pull request #3155 from Zuhayr/master

Bug fixes.
Merge pull request #3157 from SkyMarshal/bleeding-edge-freeze

Added a better framework for multi-tile doors, pulling works strangely though.
Merge pull request #3158 from Furlucis/master

Again with the changeling stab aiming
Fixes #3145
Fixes #2815
Fixes #3146
Fixes #3154
Merge pull request #3159 from Zuhayr/master

AIize() runtime fix.
Merge branch 'bleeding-edge-freeze' of https://github.com/Baystation12/Baystation12 into bleeding-edge-freeze
Medbay Map Fixes

Fixes atmos entering misc research, adds photocopier near front,
replaces foor tile beneath virology internals cabinet, etc etc, small
fixes