Lagsie no more, NarSie HUNGERS

removed del() calls for objects, now it sets loc to null and removes it from master_controller processing

Much quicker :)
Merge pull request #1 from Baystation12/master

Updating fork
Fix for #4536

Currently using the GitHub Desktop App,time to see if I did it right; if
any side effects happened.
removed piano from bar
Fix to genetics door access.
Fix for doubled up tanks in medbay maintenance.
Cleaned up the path to virology so it made a bit more sense. Brought virology north more to save space as well.
Fixed lack of genetics patient locker and virology doors preventing any way of seeing who's outside virology.
Fix for surgery doors.
Fix for bad piping in medbay maintenance.
fix for robotics access to the morgue.
Merge pull request #4654 from Ccomp5950/Buff_NarSie

Lagsie no more, NarSie HUNGERS
Merge pull request #4658 from DJSnapshot/hotfix

Map fixes
Merge pull request #4656 from Jarcolr/master

Fixes #4536