composer.json - Upgrade wp-cli to 0.13
civibuild.lib.sh - Setup datadirs using "amp" instead of adhoc mkdir/setfacl
composer.lock - Update totten/amp (to include updated handling of datadir)
Merge pull request #17 from civicrm/master-datadir-perm

civibuild.lib.sh - Setup datadirs using "amp datadir"