Channel Staff correctly works with physical damage staves

git-svn-id: http://svn.net-core.org/repos/t-engine4@4076 51575b47-30f0-44d4-a5cc-537603b46e54

game/modules/tome/data/talents/spells/staff-combat.lua

@@ -71,6 +71,7 @@ newTalent{
 		elseif damtype == DamageType.DARKNESS then  explosion = "dark"                particle = "bolt_dark"      trail = "darktrail"
 		elseif damtype == DamageType.NATURE then    explosion = "slime"               particle = "bolt_slime"     trail = "slimetrail"
 		elseif damtype == DamageType.BLIGHT then    explosion = "slime"               particle = "bolt_slime"     trail = "slimetrail"
+		elseif damtype == DamageType.PHYSICAL then  explosion = "dark"                particle = "stone_shards"   trail = "earthtrail"
 		else                                        explosion = "manathrust"          particle = "bolt_arcane"    trail = "arcanetrail" damtype = DamageType.ARCANE
 		end