Fixes:

Multiplayer

Disconnexion issues have been fixed at loading time and ingame
Invitations are shown in the main online menu and in the lobby
A few bugs in squad management have been fixed
Fixed a minor display bug while displaying Overall ranking score at the end of a game session
Number of particles have been diminished when the corresponding option is set to low.
No longer display the 'invite' command when the player you want to invite is already in your game session

Singleplayer

This patch fixes the infamous 'unlockables' bug.
The gadgets the player unlocks by completing secondary objectives can be used in the next missions.