Ubuntu 15.10 Review
Linux kernel 4.2
Stateless persistent network interface names are now being used
GNOME packages have been upgraded to version 3.16.X
Upstream GNOME scrollbars are now being used.
GCC 5 and Python 3.x
Support for the Steam Controller when you install Steam from the repo.The Steam installer package takes care of setting requisite udev and uinput rules and permissions.