* Draft
Draft docs article for review
* Move items.md
* Revert
* Updated to include Things and Items
Added a link for the Items and Things page.
* Update Basic Concepts
Updated basic concepts as per https://community.openhab.org/t/documenting-openhab-2/10568/28
Review of the rules and scripting section needs to be made.
* Draft Updates
Updates from discussion with ThomDietrich
* Small revisions
Minor revisions of text and replaced duplicated data with links to
external pages for further information.