This is a fully working version, I have been using for several weeks without issue.
Credit to Verevka for device tree (Apollo Lite).
Credit to Graineeg for camera libraries.
Credit to Chainfire for root zip and apk.
HOW TO INSTALL
Reboot to TWRP
Data wipe (unless you are on CM13 or LO13)
Install ROM zip file
Install gapps (option)
Battery usage is higher than stock but notifications are instant.
v77 has new modem, BT and battery improvements.
Photos are full 21mp resolution.
Video is 1920×1080 @ 30fps
Gapps are not included.