-Revamped camera system, with extra sound effects and fixed static

-New ambience (including an eerie music box every now and then)
-New voice lines (for Teegan, Corbin and Hudson)
-Preston vocal garbling (no more Reese's Puffs).

-Plenty of technical source code changes, and PLENTY of bug fixes

-New phone calls (including rare phone call for night 6)

What's in the works?

-New models and renders! (courtesy of @thatrandomperson_ )