Here is my 79 Hunter setup, although it does need some fine tuning but it works overall
Button 1
Mount
Button 3
Food
Button 4
Drink
Button 5
Feed
Button 6
Explosive Trap
Button 7
Heal/Attack
Button 8
Raptor Strike
Button 9
Aspect of the Dragonhawk
Button 0
Call Pet
It's a simple setup that lets me bot for hours on Northrend