Some of the changes from 1.91 to 1.96 port include:
1. Native horse models used as placeholders till reworks to animations are done
2. Native banners used as placeholders till workaround can be resolved for custom banners
3. Squabbles disabled for Hero NPCs
4. The threshhold for reinforcement waves has been reduced, as this may have been directly responsible for Vista users CTD.
New units / items:
1. Additional heroes(equal to the native number for convenience). Almost all of them do not have custom dialogue.
Correction to bugs / other changes:
1. Fixed many spots on the map where units could get stuck. (think I got them all)
2. Smoothed several rivers, shores, and land areas.
3. Reworked parts of Greece geography