Adds a UI indicator for blob overminds.

This unfortunately necessitated the addition of a mob/camera/blob/Life(), but I think that the added ease-of-use is worth it.

code/datums/hud.dm

@@ -166,6 +166,7 @@ var/datum/global_hud/global_hud = new()
 	var/show_intent_icons = 0
 	var/hotkey_ui_hidden = 0	//This is to hide the buttons that can be used via hotkeys. (hotkeybuttons list of buttons)
 
+	var/obj/screen/blobdisplay
 	var/obj/screen/r_hand_hud_object
 	var/obj/screen/l_hand_hud_object
 	var/obj/screen/action_intent
@@ -257,4 +258,6 @@ datum/hud/New(mob/owner)
 	else if(isrobot(mymob))
 		robot_hud()
 	else if(isobserver(mymob))
-		ghost_hud()
+		ghost_hud()
+	else if(isovermind(mymob))
+		blob_hud()

code/game/gamemodes/blob/hud.dm

@@ -0,0 +1,11 @@
+/datum/hud/proc/blob_hud(ui_style = 'icons/mob/screen_midnight.dmi')
+
+	blobdisplay = new /obj/screen()
+	blobdisplay.name = "blob power display"
+	blobdisplay.icon_state = "block"
+	blobdisplay.screen_loc = ui_nutrition
+	blobdisplay.layer = 20
+
+	mymob.client.screen = null
+
+	mymob.client.screen += list(blobdisplay)

code/game/gamemodes/blob/overmind.dm

@@ -21,6 +21,10 @@
 	real_name = new_name
 	..()
 
+mob/camera/blob/Life()
+	hud_used.blobdisplay.maptext = "<div align='center' valign='middle' style='position:relative; top:0px; left:6px'> <font color='#82ed00'>[src.blob_points]</font></div>"
+	return
+
 /mob/camera/blob/say(var/message)
 	return//No talking for you
 

code/modules/mob/mob_helpers.dm

@@ -115,6 +115,11 @@ proc/isobserver(A)
 		return 1
 	return 0
 
+proc/isovermind(A)
+	if(istype(A, /mob/camera/blob))
+		return 1
+	return 0
+
 proc/isorgan(A)
 	if(istype(A, /datum/limb))
 		return 1