So.. Readiness is gone, Stampede damage buffed.Hunter
General
Arcane Shot had its damage and focus cost increased by 50%.
Counter Shot is now a baseline interrupt ability learned by all Hunters at level 22.
Deterrence now has 2 charges.
Disengage now has 2 charges.
Explosive Trap had its overall damage decreased by 30%. Proportionately, more damage has been removed from the initial damage than the periodic effect.
Hunter's Mark now has a duration of 20 seconds while in PvP combat (down from 30 seconds).
Readiness has been removed.
Revive Pet no longer requires the Hunter to have line-of-sight to their pet.
Stampede damage dealt by pets when the ability is used outside of an Arena or Battleground is no longer reduced by 75%
Talents
Aspect of the Iron Hawk now reduces all damage taken by 10%, down from 15%.
Narrow Escape's root effect is now a nature spell (was a physical spell).
Silencing Shot is no longer a talent and is now an ability that replaces Counter Shot for Marksman Hunters.
Spirit Bond now regenerates 3% of total health every 2 seconds while the Hunter's pet is active (up from 2%).
Wyvern Sting now has a range of 40 yards (up from 35 yards).
Glyphs
Glyph of Mend Pet now has a 100% chance of cleansing 1 Curse, Disease, Magic or Poison effect from the Hunter's pet on each tick (up from 50% chance).
Glyph of No Escape now increases the ranged critical strike chance against targets affected by the Hunter's Freezing Trap by 100% (up from 20% chance).
Marksman
Binding Shot is no longer a Marksman Hunter ability and is once again a talent.
Survival
Explosive Trap no longer shares a cooldown with Black Arrow but can no longer activate Lock and Load.
I tweeted at GC and Devlore, asking if the Stamede buff was the PVE compensation for the Readiness removal, no response yet.