Release 2.2.0 changes (#91)

* Update XML files to use new XSD references for the 3.0.0 release series

* In component.xml bump versions for upcoming release

* Add more release notes from review of commits since last release, update year in AUTHORS

Set date and version for upcoming release

Bump README commits since version for release

Set release date in notes

Updated for upcoming release

Added release date for 1.1.0

Merge pull request #26 from jenshp/inventory

Inventory

Updated release notes and version number for new release

Added readme content, badges and links