fix allow tags input on post form to be blank
add normalisetags management command
fix tags with hyphen not working on fitler
add blog setting for number of items to return in feed
add signup email notification to admin
add bold to username in dashboard welcome text
update dashboard to be workshop on the frontend
add dashboard welcome text
update style.css to be more like old literary
update wording for optional markdown editor auto formatting
update markdown auto formatter to include many more keyboard shortcuts
add new setting for auto markdown link formatting on paste in the editor
change error template wording and links
add defaults for blog footer for atom feed link
add pygments code block syntax highlighting
update allow user to see landing page when logged in