New patch notes from Riot - currently in testing

Sona now takes damage when healing champs.

Lucian movement speed increased by 25, seems he was having issues catching melees with boots.

Corkies Valkyrie refreshes on kills and assists.

Ryze now receives 20 / 40 / 60 armour and magic penetration on his ult.

Upon entering Akalis shroud, enemy champs will now take 45 damage for all levels.

Fizz can now stay upon his trident when E is activated for 3 seconds. Pressing E again will negate this. He cannot be targeted during this time.

Blitzcranks Q was widened.

Zed passively has 15% lifesteal.

Lee Sin can now use his Q to target turrets.

Fixed a bug where Cassiopeia reached 500 stacks. Games now automatically end at 90 minutes.

Fixed a bug where Olaf could get a double kill.

Evelynn takes 15% increased damage from jungle minions.

When burrowed Rek Sai is not targeted by turrets.

Kalista now has control over when her Oathsworn ally can activate the ult.