Mining Drone Stuff (#10739)

Mining drones now come equipped with an RFD-M, a tethering device, and a stack of purple flags.
    Mining drones can now bump against doors to open them.
    Mining drones now have external airlock access.
    You can now click-drag with the RFD-M to lay down track.
    The charge cost for robots using the RFD-M has been lowered to 200, down from 500.
    Mining drones no longer appear as a unique role on the round join menu.
    Mining drone lights are now much brighter, and illuminate in a circle around the drone.

code/modules/mining/minebot.dm

@@ -116,6 +116,12 @@
 		start_self_destruct(TRUE)
 	return TRUE
 
+/mob/living/silicon/robot/drone/mining/update_robot_light()
+	if(lights_on)
+		set_light(5, 1, LIGHT_COLOR_FIRE, angle = LIGHT_OMNI)
+	else
+		set_light(0)
+
 /**********************Minebot Upgrades**********************/
 
 /obj/item/device/mine_bot_upgrade
@@ -185,3 +191,10 @@
 	M.recalculate_synth_capacities()
 	qdel(src)
 	return TRUE
+
+/mob/living/silicon/robot/drone/mining/roundstart/Initialize()
+	. = ..()
+	if(SSticker.current_state == GAME_STATE_PLAYING)
+		request_player()
+	else
+		LAZYADD(SSatoms.late_misc_firers, src)