Reapply "Merge branch 'master' into trash-eat-Mk2"

This reverts commit d638582401.

code/modules/surgery/organs/helpers.dm

@@ -1,9 +1,27 @@
+/**
+  * Get the organ object from the mob matching the passed in typepath
+  *
+  * Arguments:
+  * * typepath The typepath of the organ to get
+  */
 /mob/proc/getorgan(typepath)
 	return
-
+/**
+  * Get organ objects by zone
+  *
+  * This will return a list of all the organs that are relevant to the zone that is passedin
+  *
+  * Arguments:
+  * * zone [a BODY_ZONE_X define](https://github.com/tgstation/tgstation/blob/master/code/__DEFINES/combat.dm#L187-L200)
+  */
 /mob/proc/getorganszone(zone)
 	return
-
+/**
+  * Get an organ relating to a specific slot
+  *
+  * Arguments:
+  * * slot Slot to get the organ from
+  */
 /mob/proc/getorganslot(slot)
 	return