Fixes a runtime regarding the retrovirus deleting itself when there's no affected mob
DNA injectors get DNA scanner's damage_coeff.
DNA injectors get DNA scanner's damage_coeff.
Fixing JMP-href in asay for C4 planting

The JMP-link in the message_admins() when planting C4 on walls/doors etc always teleported admins to 0,0,0. It has been fixed now.
Merge pull request #3018 from Aranclanos/RetrovirusRuntime

Retrovirus runtime fix
Merge pull request #3049 from RandomMarine/dnainjectorupgrades

Reduces DNA injector radiation based on its origin's upgraded parts.
Merge pull request #3054 from Limeliz/patch-2

Fixing JMP-link in asay for C4 planting