pedant 1.0.64 and erchef 0.29.2

* changelog updates for the above, and formatting corrections
* brought release notes up to date with latest changes, made minor
  formatting changes to consolidate information.
* readme updates for the above
Merge pull request #599 from opscode/mp/pedant-1.0.64-oc_erchef-0.29.2

I will include the other release notes item in my upcoming PR for additional release notes updates.