add sunprotection with 3d_armor

depends.txt

@@ -1,2 +1,3 @@
 hud?
 hudbars?
+3d_armor?

init.lua

@@ -102,6 +102,14 @@ minetest.register_globalstep(function(dtime)
                 -- dead players don't fear the sun
                 break
             end
+            
+            if (armor.def) then
+				-- protected players
+				if (armor.def[player:get_player_name()].count >= C.min_armor_items) then
+				  break
+				end
+			end
+
 
             local name = player:get_player_name()
             local pl = M.players[name]

sunburn.default.conf

@@ -68,4 +68,9 @@ sunburn.config = {
       ]]
 
     sunburn_threshold = 0,
+    
+    --[[ protection against sunburn with 3D armor. At least how many
+         items are needed for no sunburn
+       ]]
+    min_armor_items = 1,
 }