The Moto G 2014 is now officially supported by CyanogenMod. The device now has its own CM12 Nightly Release at Cyanogen’s servers.
The Moto G 2nd Gen is codenamed as Titan, and you can download the ROM for it from this page. For instructions on how to install it on your MOTO G 2014, just go here and see how you can do it. Don’t forget to do a backup of all of your data before flashing the ROM
The ROM has been available for a while, but it was previously in an unofficial status. Now that it has gone official, you can expect regular updates for the ROM. Since these are nightly releases, there may be a few bugs in the firmware.