Update doc re. Gemfile changes
Update doc re. Gemfile changes

integrity/integrity,erik-escobedo/integrity,factorylabs/integrity,erik-escobedo/integrity,forresty/integrity,dkastner/prism_ci,integrity/integrity,integrity/integrity,faradayio/ci1,p/integrity,faradayio/ci1,p/integrity,forresty/integrity,factorylabs/integrity