I have updated this because i like very much this addon.
I would like to share it with you if u were looking for an update of this.

I removed the Rested icon because i have never liked it. to restore it u can find it on zulu.lua from line 539 to 544

if you want pet frame, portraits or focus target , just enable them.

Changes - 3/09/2012 - 21:20 :
- Fixed pet and focus target frame. now they are shown correctly
- moved focus debuffs at same distance as player and target one.

Changes - 4/09/2012 - 00:46 :
- added shadow orb bar
- fixed holy power bar (was still with only 3 bars instead of 5)
- fixed debuff position on player frame for paladin, dk, druid balance and shadow priest

Changes - 4/09/2012 - 8:35 :
- sorry paladins i didnt know that you have 5 stacks of holy power just at lv 85. Fixed 3 stacks for previous levels =)

Changes - 7/09/2012 - 14:42 :
- filter debuffs updated: your debuffs are colored and others debuffs are gray. (like in the second screenshot i uploaded)

Changes - 16/09/2012 - 15:57 :
-Debuffs position on player frame change on changing talent for shadow priest and balance druids
-Updated shadow orb, holy power, soul shard and harmony with new classicons.lua code
-moved casting bars under the relative frames.

Changes - 21/09/2012 - 10:30 :
-Updated max level for pandaria. When there will be pandaria the max lvl will be 90 so you can see your current level on your player frame.

Changes - 23/09/2012 - 19:10 :
-fixed bug with character without a spec

If u find any bug report it to me i'll fix as soon as i can.