Although Android 7.0 Nougat is quite fresh, the team behind CyanogenMod has decided to drop version 14.0 (based on this Android build) and focus on releasing version 14.1 instead, a CyanogenMod release based on Android 7.1.
http://www.notebookcheck.net/Android-7-1-based-CyanogenMod-14-1-development-begins.181991.0.html