Be certain to read the Patch Notes from the link above.
Some of the highlights include...
Players revived by other players, including by in-combat revival abilities, now revive with 25% of maximum health.
The leader of an Operations Group will no longer receive an incorrect message informing them that their companion has been dismissed.
Fixed an issue that prevented some players in Operations Groups from receiving credit for the missions "[WEEKLY] Deadly Operations," "[WEEKLY] Galactic Operations," and "Journey to the Belsavis Depths." The entire Operations Group now receives credit when the objective is completed.
Fixed an issue that could prevent players from receiving mission rewards for completing Warzones.
Players are no longer able to climb out of the attacking team spawn area in the hangar before the match starts.