Made content in metadata of markdown files more human friendly (e.g. replaced some hyphens with spaces, removed _005 in titles, aliases etc.)
Merge pull request #21 from KevWright/master

Made metadata of markdown files more human friendly
Update README.md
Create CFEngine Concept Guide category and organize documents
Modified 1 markdown file under bundles-logs-functions-variables/Bundles-for-agent: Bundles-for-agent-0-field_005fedits-in-edit_005fline-promises.markdown. Moved notes up to the synopsis area and merged the text.
Modified meta data for markdown files in bundles-logs-functions-variables to remove hyphens from all 'Categories' sections. Edited Bundles-for-agent-0-methods-in-agent-promises.markdown up to '### `create`' - mainly merging all 'Synopsis' and 'Notes' sections into a 'Description' section, an adjusting the text accordingly.
Modified meta data for markdown files in bundles-logs-functions-variables to remove hyphens from all 'Categories' sections. This commit adds files that were left out of the previous commit.
Fix possible syntax error breaking build
Fix meta data
Hooking up some categories.
Create (empty) references file and category.