Document the package API extension for buildpacks
Minor edits to PR
Merge branch 'cf-buildpacks-package-script'
minor edit
Merge branch 'cf-buildpacks-package-script'
Correcting a broken anchor
remove UAA content and add 1.6.1 feature info to sts.html
adding styled notes
fix ~~~html formatting in ruby-tips.html
fix ~~~html formatting in ruby-tips.html
Update CF environment variables link for ruby

[#73153838]
Update CF environment variables link for node.js

[#73153838]
Added links to Python, PHP, and Go source

* http://docs.cloudfoundry.org/buildpacks/

[#73153838]