The Battlefield Blog offers a list of changes DICE will implement in the release version of the military shooter sequel based on feedback from beta testers. A full list is outlined on the Battlelog forums, and here's the condensed list:

A SELECTION OF CHANGES FROM OPEN BETA TO FINAL, PART 1
(Not a complete list – for up to date news, visit the News section in Battlelog)

• Fixed occasional client crash when reviving.
• Fixed killcam showing glitched area under map if your killer is dead.
• Issue with spawning on dead squad mates fixed.
• Fixed a bug where shooting at a moving enemy could cause more than the intended amount of damage.
• Crosshairs for shotguns have been replaced with a new, thinner, art.
• A subtle low health screen effect has been added.
• Tweaked scores of Medals and Service Stars.
• Tweaked the Rank progression.
• Pushing prone on console will not play the animation twice.
• Fixed loss of Squad Leader after EOR at some times.
• Framerate stability fixes.
• The 3D spotting icons has been tweaked to better match the target’s visibility. Icons will show frequently less on mostly obscured targets.
• Fixed issue with crosshair disappearing after round transition.
• Fixed issue with crosshair disappearing after trying to deploy while the countdown timer still active.
• Squad list now shows specializations chosen, VOIP activity and dead squad mates.
• Non working options in squad menu fixed: "Private" flag and "Switch Teams".