Fairly boring, but they're buffs.
Quote:
Hunter's Mark: The ranged attack power bonus from this ability has been increased from 300 to 500.
They think our damage is a bit too low so they boost it a bit. Combined with the weapon dps boost, this will make another small difference. No playstyle changes though.
Quote:
Master Marksman: This talent now also decreases the cost of Aimed Shot and Chimera Shot by 5/10/15/20/25%.
Better mana use for MM. Another obvious change.