Here you can see which new features / functionality are available in the released versions of CP2K
Features available or under development in the latest git version (https://github.com/cp2k/cp2k)
__ELPA3removed, instead use
-D__ELPA=YYYYMMto specify library version.
-D__DATA_DIRor environment variable
The commits until end 2011 can be viewed as a short animation .