If you currently own one of the following phones and are looking for an easy way to update the firmware, you may not be aware but Elephone are making things easier for you with the Ele Flash APK.
G7 P3000s P5000 P6000 P3000S-64bit
Once installed it will search through a library of available roms for each phone and guide you through the upgrade process (including backing up your data etc).
This is the latest version to come out, unfortunately Android 5.0 is not supported ye and your phone must be rooted to use the APK.
