Several Talents have been rearranged, but all Hunters also get a few new abilities added to their trees in Alpha Build 45232.
Hunter Class Talent Tree Changes in Build 45232
NEW ability Arctic Bola added at 9-3
Explosive Shot and Barrage choice moved to new node at 10-4 (was 9-3)
NEW ability Serrated Shots added to new node at 10-5
Check out the spec Talent Tree changes for before/after images and links to the Talent Calculator.