A note on the textbook:

The 3rd edition of Russell and Norvig is out. Much of it is the largely same 
Some of it has been reorganized:
OLD  NEW
4.1  3.5
4.2  3.6
4.3  4.1
4.4  4.2
5    6
6    5

Some chapters have been changed substantially: 18, 22 and 23.