Updates the proximity monitor component (#15836)

* prox component update

* mochi review

* bug fix, makes proximity sensors always active

* GC fixes and removes an unused proc

* Disposal fixes from TM

* fixes runtimes when objects created in nullspace runtimes, fixes portable flasher

* a fresh perspective

* lewcc review

* adds comment about direct loc setting over forceMove

code/datums/components/_component.dm

@@ -530,6 +530,28 @@
 		if(C.can_transfer)
 			target.TakeComponent(comps)
 
+/**
+  * Transfer a single component from the source datum, to the target.
+  *
+  * Arguments:
+  * * datum/target - the target to move the component to
+  * * component_instance_or_typepath - either an already created component, or a component typepath
+  */
+/datum/proc/TransferComponent(datum/target, component_instance_or_typepath)
+	if(!datum_components)
+		return
+	// If the proc was fed a typepath.
+	var/datum/component/comp = datum_components[component_instance_or_typepath]
+	if(comp?.can_transfer)
+		target.TakeComponent(comp)
+		return
+	// if the proc was fed a component instance.
+	for(var/component in datum_components)
+		var/datum/component/C = datum_components[component]
+		if(istype(C, component_instance_or_typepath) && C.can_transfer)
+			target.TakeComponent(C)
+			return
+
 /**
   * Return the object that is the host of any UI's that this component has
   */