fixed page param.  it's actually really 'offset', not page.

also now only return resultsets in the list when it has a job
associated with it.
Merge pull request #62 from mozilla/rs-pagination-fix

fixed page param.  it's actually really 'offset', not page.
fix the buildapi 4h transformation and make the pushlog fetching safer
remove unused import
Merge pull request #63 from mozilla/fix-buildapi4hr-ingestion

Fix buildapi4hr ingestion
fixed merge conflicts