Radio code in say.dm cleaned up, will use all possible radios when sending a message.

Conflicts:
	code/modules/mob/living/say.dm

code/game/objects/items.dm

@@ -224,7 +224,7 @@
 
 	return
 
-/obj/item/proc/talk_into(mob/M as mob, text)
+/obj/item/proc/talk_into(mob/M as mob, var/text, var/channel=null)
 	return
 
 /obj/item/proc/moved(mob/user as mob, old_loc as turf)

code/game/objects/items/devices/PDA/radio.dm

@@ -5,7 +5,7 @@
 	icon_state = "power_mod"
 	var/obj/item/device/pda/hostpda = null
 
-	var/on = 0 //Are we currently active??
+	var/on = 0 //Are we currently active?
 	var/menu_message = ""
 
 	New()

code/game/objects/items/devices/radio/radio.dm

@@ -38,6 +38,8 @@ var/GLOBAL_RADIO_TYPE = 1 // radio type to use
 	var/const/FREQ_LISTENING = 1
 		//FREQ_BROADCASTING = 2
 
+	var/always_talk=0 // ALWAYS catch signals. Useful for covert listening devices.
+
 /obj/item/device/radio
 	var/datum/radio_frequency/radio_connection
 	var/list/datum/radio_frequency/secure_radio_connections