make closures more readable

git-svn-id: https://svn/IT/az/groovy@23486 99cadc30-3bf9-11df-9bc1-510916f65ae8
make last commit compilable

git-svn-id: https://svn/IT/az/groovy@23487 99cadc30-3bf9-11df-9bc1-510916f65ae8
Merge remote-tracking branch 'remotes/git-svn'

merge from svn