find_all method returning an enumerable recursive descent of pathnames
to_tsv now properly to_wire's things
Merge branch 'master' of github.com:infochimps-labs/gorillib

* 'master' of github.com:infochimps-labs/gorillib:
  Changed process runner to capture stdin and stdout
  Added runner that uses childprocess
  Fix incompatibility between activesupport version of Hash#extract! and model fields.