Magical fixes.

The wizard den is no longer pitch black.
Fixes targeted spells using the wrong caster/source.
Adds some missing checks using the caster source above.
Re-logging should no longer cause a loss of spell UI icons.
Mind transfer should no longer cause unintended spell loss.

code/modules/spells/targeted/mind_transfer.dm

@@ -51,7 +51,10 @@
 		ghost.spell_list = victim.spell_list//If they have spells, transfer them. Now we basically have a backup mob.
 
 		caster.mind.transfer_to(victim)
-		victim.spell_list = caster.spell_list//Now they are inside the victim's body.
+		victim.spell_list = list() //clear those out
+		for(var/spell/S in caster.spell_list)
+			victim.add_spell(S) //Now they are inside the victim's body - this also generates the HUD
+		caster.spell_list = list() //clean that out as well
 
 		if(victim.mind.special_verbs.len)//To add all the special verbs for the original caster.
 			for(var/V in caster.mind.special_verbs)//Not too important but could come into play.
@@ -59,7 +62,9 @@
 
 		ghost.mind.transfer_to(caster)
 		caster.key = ghost.key	//have to transfer the key since the mind was not active
-		caster.spell_list = ghost.spell_list
+		for(var/spell/S in ghost.spell_list)
+			caster.add_spell(S)
+		ghost.spell_list = list()
 
 		if(caster.mind.special_verbs.len)//If they had any special verbs, we add them here.
 			for(var/V in caster.mind.special_verbs)
@@ -71,4 +76,4 @@
 
 		//After a certain amount of time the victim gets a message about being in a different body.
 		spawn(msg_wait)
-			caster << "\red You feel woozy and lightheaded. <b>Your body doesn't seem like your own.</b>"
+			caster << "<span class='danger'>You feel woozy and lightheaded. Your body doesn't seem like your own.</span>"