Web: Features: Specify ref to accessibility ex.

Link now points directly to the "large project" example
Web:Features: Move lilypond-book img to usability

The image about mixing text and music should move with the text
Web:Features: Add text input image (WIP)

Use an existing image for text input.
This is too large, maybe it should be scaled or replaced by a
better image.
Web:Introduction: Improve "Where now" navigation

Make "Where now" links consistent with the (changed) website structure:
First link is always the next item from the toplevel menu.
Additionally add more options to the "reading path".
Web:Background: Make placeholder more explicit

This page is more or less a placeholder to enable the menu item (IISC).
Make it slightly more explicit.
Web:Features: Add link to Text input
Web:Download: review introductory text
Web:Appliances: Complete page draft

Maybe there are more examples that should be included.
TODO: Wait for the Scora licensing question to be answered.
Web:Appliances: Remove Scora entry

Scora is a very interesting project, however it isn't a free
software but intended to become a commercial service.