Merge pull request #952 from caskdata/feature/r0.9.9_doc_cleanup

Add upgrade to index, release notes, packages, and fix formatting.

Merge pull request #608 from caskdata/feature/import-cdap-fix

Feature/import cdap fix

Merge pull request #217 from continuuity/feature/update-release-doc

Updating release notes to contain more details.

Merge pull request #60 from continuuity/feature/ntp-cookbook

Import ntp version 1.6.2