I cut out the unnecessary 1/2 level bonus to all character and monster's Attacks, Defences and Skills like a cancerous growth, the game plays and feels so much better for it (if +9 does the same job as + 19, considering the treadmill scaling of 4th Ed).
I'm not into number bloat (I detested 3rd...
Well, I have a feeling 5th Ed will go to 20 *insert Nigel Tufnell reference*, with the option to keep going; as for monsters: tons of stuff: pit fiends, aboleths, genies, titans, ancient dragons, etc.
The more I think about it, I'm not sure about the bloodline thing, it was only vaguely mentioned (draconic) in the 3rd Ed PHB, right? I would prefer it to be a wild mage type or something, or folded into wizard (non-Vancian).