more naming convention

now there are spawn objects!
now entity spawns are loaded from level!
now entity spawns are saved to level!

code/spawn.lua

@@ -0,0 +1,15 @@
+LoadedObjects.Spawns = {}
+
+function addSpawn(archetype, ...)
+	local o = {
+		archetype = archetype,
+		args = {...}
+	}
+	table.insert(LoadedObjects.Spawns, o)
+end
+
+function activateSpawns()
+	for _, spawn in pairs(LoadedObjects.Spawns) do
+			spawn.archetype:new(unpack(spawn.args))
+	end
+end