add GitHub release downbload link, some layout containers

add download section to docs markdown, add example docs

full extra docs support, icon for markdown headers, some example data

replace yaml content with markdown, add some example content, start d…

…ocs folder with additional markdown content, add youtube embed plugin (not used at the moment), some image assets and img component for use in markdown docs

user avatars, search

improvements

version v0.1.0-beta