E1S1: added a delay when viewing reinforcements
E1S1: gave side 1 the general scenario economy restrictions
E1S1: gave enemy sides a little gold when reinforcements arrive (40 and 50, respectively)
E1S1: simplified a [message] filter in the time over event
E1S1: gave the assassin at the top left corner the ambush ability
E1S1: removed slowed and poison from units before finale cutscene, and fixed a missing macro arg error