bootstrap.sh
-> buildAll.xml (buildMasterFeature)
-> build.xml (component=master)
   - runs feature build on made-up "master" feature
   - uses p2.gathering=true to do publishing
   => a p2 repository with bundles, features, and metadata
-> buildAll.xml (packageEclipseDistributables)
   - generates some more metadata
   - slices up repository into smaller zips