The lack of notifications is the least of my concerns right now. ;)
I'm more concerned that Ole Zorn doesn't seem to monitor the forum anymore and respond regarding critical bugs of this nature.
To be clear, the predictive text feature is a native IOS 8 feature and has nothing to do with having a third party keyboard/s installed. You can activate it via system settings or via a long press on the key with the spherical icon on the bottom row of the on screen keyboard.