Well, I don't think it was easy to remove those and it would affect your buffs as well as some elements of the hud display as they are currently tied together. However, you could try this plugin (
http://www.wowinterface.com/download...raButtons.html) for the auras if its just a space requirement and see if it frees up enough space for your healbot.
I personally put my healbot/grid window directly between the hud and the action bars. Worked wonders for me when I was raid healing on my shammy
