Below there is a changelog, which was made at 5.4.8 for the last month, from 23.02.18 till 28.03.18:
Status: applied.
General:
Fixed an issue due to which state of battle pet could not be safed.
Fixed displaying of enchantments of the item which had random enchantment.
Fixed an issue due to which players did not see changed nickname till log out.
Fixed displaying of battleground where the player located in /who list while relog.
Fixed an issue with PVE Spectator and item Ra'sha's Sacrificial Dagger due to which player could be dead without aura of death while use the item in spectation mode.
Fixed an issue that allows to use more battle resurrections than it possible in current difficulty.
Fixed an issue due to which NPCs summoned with mount and did not disappear on the Cross Realm.
Added new models to the morpher.
Fixed an issue due to which player could fly inside instance while enter the dungeon on the fly mount.
Fixed reset of cooldowns in duel (FUN Realm).
Fixed work of disorienting effects on moving players, visually much less twitching.
Now if the warrior got control effect (stunning, roots and so on) while the Heroic Leap is active, then damage from the spell should be caused immediately, instead of after the control effect disappear.
Cooldown of Cleanse (Symbiotic Growth of druid in specialization "Restoration" with Paladin) now will be reseted if the target have not active Poison and Disease effects.
Healing Touch will depend on attack power instead of spell power for druids in bear form in specialization "Guardian" if talent Dream of Cenarius is active.
Fixed interaction of Frost Bomb, Living Bomb and Frost Bomb with reflects. Now these spells will cause the damage to friendly targets instead of continue to cause the damage to enemies.
Fixed Blink, now after blink mage will have an immune for 1 second to all stuns and bonds (blizzlike).
Fixed an issue due to which Glyph of Fear causes the target to twitch.
Fixed an issue due to which Backdraft could proc on the target too, if this target is Warlock with specialization "Destruction".
Fixed interaction of Soul Link with cases where pet affected by Cyclone, Cyclone / Banish. Buff Soul Link should disappear from the owner while control is active.
Fixed an issue due to which autoattack could be interrupted if the target could not be attacked (target is not in the eye or too far) and did not activate automatically after.
Places the Hunter's Mark on the target, increasing the ranged damage of all attackers against that target by 5%. The target can always be seen and tracked by the Hunter.