Fixes #4355
Fixes #4346
Fixes #4306
Generalized yank_out_object().
Fixes #4223
Fixes #4219
Discovered/fixed a division by zero error for standing on the supermatter core.
Fixes #4089
Fixes #4195
Adding Kilakk's fix for #4145
Fixes #3907
Fixes #3847
Fixes #4107
Fixes #4078
Rogue comma, kill it.
Merge pull request #4357 from Zuhayr/master

Fixes