Output status code on xcodebuild failures.
Output status code on xcodebuild failures.

Tweak to rake xcpretty commands

As the suggestions on the xcpretty GH repo have changed.

jhs/CDTDatastore,phatblat/CDTDatastore,phatblat/CDTDatastore,phatblat/CDTDatastore,cloudant/CDTDatastore,jimix/CDTDatastore,cloudant/CDTDatastore,jimix/CDTDatastore,jhs/CDTDatastore,jimix/CDTDatastore,cloudant/CDTDatastore,jhs/CDTDatastore,cloudant/CDTDatastore