Execute Configs 1.2.4

Original plugin https://forums.alliedmods.net/showpost.php?p=590466&postcount=1

Added version 1.2.3: https://forums.alliedmods.net/showpost.php?p=2148215&postcount=155

Added empires events + readme in executeconfigs showing new commands 1.2.4: https://github.com/Neoony/Execute-Configs-Empiresfix