Missing semicolon
Add protocol to YouTube URLs

Otherwise they don’t work when viewed from a file URI
Move the version banner to the sidebar

By making it a page control we move it into the sidebar, making it easy
to control with the sidebar.
Add storyviews list filter and use it in view switcher
Use client bounding rect rather than offset positions for computing scroll positions
Add curved text demo
Fix tags for curved text howto
Remove obsolete nighttime theme

Better to do change the background colour with a palette
Add scrollable widget

A new widget to handle scrollable areas. We’ll use it both for the
story river and the sidebar.
Rejig the page layout to use the scrollable widget

This is the start of some refactoring of the main layout CSS intended
to give us more flexibility and control.
Add first pass at Cecily plugin
Fix scrollable widget not to crash on the server
Fix hover colour of the close buttons in the sidebar "open" tab
Fix styling for input boxes in sidebar
Add a top-left and top-right menu