Various fixes, changes, additions, and removal of old features.

More changes

code/game/objects/items/robot/robot_upgrades.dm

@@ -158,6 +158,47 @@
 		//R.icon_state="Miner+j"
 		return 1
 
+/obj/item/borg/upgrade/ddrill
+	name = "mining cyborg diamond drill"
+	desc = "A diamond drill replacement for the mining module's standard drill."
+	icon_state = "cyborg_upgrade3"
+	require_module = 1
+
+/obj/item/borg/upgrade/ddrill/action(var/mob/living/silicon/robot/R)
+	if(..()) return 0
+
+	if(!istype(R.module, /obj/item/weapon/robot_module/miner))
+		R << "Upgrade mounting error!  No suitable hardpoint detected!"
+		usr << "There's no mounting point for the module!"
+		return 0
+	else
+		for(var/obj/item/weapon/pickaxe/drill/cyborg/D in R.module.modules)
+			qdel(D)
+		for(var/obj/item/weapon/shovel/S in R.module.modules)
+			qdel(S)
+		R.module.modules += new /obj/item/weapon/pickaxe/drill/cyborg/diamond(R.module)
+		R.module.rebuild()
+		return 1
+
+/obj/item/borg/upgrade/soh
+	name = "mining cyborg satchel of holding"
+	desc = "A satchel of holding replacement for mining cyborg's ore satchel module."
+	icon_state = "cyborg_upgrade3"
+	require_module = 1
+
+/obj/item/borg/upgrade/soh/action(var/mob/living/silicon/robot/R)
+	if(..()) return 0
+
+	if(!istype(R.module, /obj/item/weapon/robot_module/miner))
+		R << "Upgrade mounting error!  No suitable hardpoint detected!"
+		usr << "There's no mounting point for the module!"
+		return 0
+	else
+		for(var/obj/item/weapon/storage/bag/ore/cyborg/S in R.module.modules)
+			qdel(S)
+		R.module.modules += new /obj/item/weapon/storage/bag/ore/holding/cyborg(R.module)
+		R.module.rebuild()
+		return 1
 
 /obj/item/borg/upgrade/syndicate/
 	name = "Illegal Equipment Module"