Delete unused textures

No guarantee is made auth_table contains auth entries or even exists.
Using this table directly is incompatible with auth handlers that don't
cache auth entries (e.g. when they are stored in an SQL database
supposed to be concurrently accessed and modified).

chatcommands.lua

@@ -397,7 +397,7 @@ minetest.register_chatcommand("area_info", {
 		elseif has_high_limit then
 			table.insert(lines,
 				S("You have extended area protection"..
-					" limits (\"areas_high_limit\" privilege).")
+					  " limits (\"areas_high_limit\" privilege)."))
 		elseif privs.megabuilder then
 			table.insert(lines, "You are a megabuilder (\"megabuilder\" privilege).")
 		end

internal.lua

@@ -225,7 +225,8 @@ function areas:canPlayerAddArea(pos1, pos2, name)
 			(pos2.x - pos1.x) > max_size.x or
 			(pos2.y - pos1.y) > max_size.y or
 			(pos2.z - pos1.z) > max_size.z then
-		return false, S("Area is too big.")
+				return false, S("Area is too big.")
+		end
 	end
 
 		-- Check number of areas the user has and make sure it not above the max