Revert "100% battery notification after charger unplug"

This reverts commit b42116e505915ddab1bf00e42a2336609221f789.
Revert "Added Battery Life eXtender (BLX) version 1 (Credits to Ezeekel) by Christopher83"

This reverts commit 960657418d869a6e96a788191c518f3e0e146331.