Installs the new mecha-sensor in the departure area airlocks and the shuttle itself.

Also corrects the online icon state for the sensor and allows the simple docking controller to toggle the on/off state.
Merge branch 'dev' into MechInstall
Merge branch 'dev' into MechInstall
Merge pull request #5795 from PsiOmegaDelta/MechInstall

Installs the new mecha-sensor