Is there a way to get the plain old stock launcher back on UD 1.0.0?
You could try fishing it out of another ROM. It's usually called Home.apk or Launcher.apk, and it's in /system/app/.
Drop it in your /system/app/, set permissions to rw-r--r--, and reboot.
Droid 1: CyanogenMod 6.1.2 @ 1100MHz
Droid 1: Ultimate Droid 3.0.1 @ 1000MHz
Galaxy Nexus: Codename Android 1.1.1 @ 1350MHz
Kindle Fire: Stock + Root & Google Apps