Here's a quick rundown of what I've got so far. Feel free to add to it and give feedback.
Geti star base armor from 75 to 125.
Geti star tower armor from 5 to 10
Geti star towers gain 10 hp/second
Geti star buildings gain an additional 2% life every upgrade, no armor bonus
Removed repair from Gero
Removed self healing from Gero
Gave all Gero's units 15% life steal
Removed the text-based sense
Gravity ball level increased to 15, from 12.
Gravity ball stats increased to 3, from 2.
Began the process of adding new heroes
Updated the endgame message to say "whois spn01"
Fixed neutral heroes appearing in hell