Bugfixes after test with Skylar!

modpol_minetest/overrides/users.lua

@@ -0,0 +1,20 @@
+-- ===================================================================
+-- Function: modpol.list_users(org)
+-- Overwrites function at /users.lua
+-- Params:
+-- if nil, lists instance members; if an org name, lists its members
+-- Output: a table with names of players currently in the game
+modpol.list_users = function(org)
+    local users = {}
+    if (org == nil) then -- no specified org; all players
+       for _,player in ipairs(minetest.get_connected_players()) do
+          local name = player:get_player_name()
+          table.insert(users,name)
+       end
+    else -- if an org is specified
+       if (modpol.orgs[org] ~= nil) then -- org exists
+          users = modpol.orgs[org]["members"]
+       end
+    end
+    return users
+ end