Release 2.2.0 changes (#55)

* 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 versions for upcoming release

Add release notes and update version in component and README files

Set release date in notes

Add to release notes

Added release date for 1.1.0

Changed to use new orderType parameter for FindOrder screen

Updated release notes and version number for new release

Changed references to mantle-* releases

Updated release date