fix double build

init.lua

@@ -38,6 +38,7 @@ quikbild.storage = minetest.get_mod_storage()
         state_time = 0,
         artist = nil,
         word = '',
+        has_built = {},
 		  word_list = {},
         answer_list = {},
         win_guesser = '',
@@ -48,7 +49,6 @@ quikbild.storage = minetest.get_mod_storage()
 
       player_properties = {
         role = "",
-        has_built = false,
         score = 0,
         lang = 1,
         kickvotes = 0,

minigame_manager.lua

@@ -79,7 +79,7 @@ arena_lib.on_time_tick('quikbild', function(arena)
         --choose the artist
         local artist_canidates = {}
         for pl_name,stats in pairs(arena.players) do
-            if stats.has_built == false then
+            if arena.has_built[pl_name] ~= true then
                 table.insert(artist_canidates,pl_name)
             end
         end
@@ -129,7 +129,7 @@ arena_lib.on_time_tick('quikbild', function(arena)
 
         local rand_art_idx = math.random(1,#artist_canidates)
         arena.artist = artist_canidates[rand_art_idx]
-        arena.players[arena.artist].has_built = true --indicate that they were the artist
+        arena.has_built[arena.artist] = true --indicate that they were the artist
         arena.state = 'build_think' --change the arena state so we dont run this code again
         --send info messages
         arena_lib.HUD_send_msg("broadcast", arena.artist, S('You are the Artist. Build the word you see'), 4 ,nil,0xFF0000)