updated to match Listing 2.1
Merge pull request #2 from flyinprogramer/master

updated to match Listing 2.1
Renamed files to make them compatible with Cloudbees repository. Apparently, README.txt has special meaning.
Merge branch 'master' of github.com:bmuschko/gradle-in-action-source
Fix repo URL
Changed repo URL
Fixed name of subproject