Also posted here: https://ubuntuforums.org/showthread.php?t=2350231
I was able to succesfully dual boot Ubunt 16.10 with Windows 10. However, the grub menu is not showing up, even after running boot-repair and disabling fast startup and secure boot. The pastebin report from boot-repair is here: http://paste2.org/C6WbWxA5