added Marathon map (reenactment still to come)
added missing descriptions/wrong names for armored veteran hoplites, Galatian armored noble cavalry, and Galatian guards
fixed portraits for Galatian warband and veteran warband
minor edits to some settings defaults
reorganized Gallic lists into early, mid and late
diplomacy rolls affected by regional faction control
adjusted ai consideration of allies numbers when decision-making
fix to no armies left diplomacy roll modifier
updated army lists for Greco Persian War campaign armies to be more historical accurate