Added axel-playground and cluster test to xcode
Added axel-playground and cluster test to xcode

gitesei/faunus,gitesei/faunus,mlund/faunus,bjornstenqvist/faunus,bjornstenqvist/faunus,gitesei/faunus,bjornstenqvist/faunus,mlund/faunus,mlund/faunus