Reading/Web/Desktop Improvements/Features/nan

Header 1: Logo reconfiguration
This allows us to later make the header sticky and to provide commonly-used functionality from any portion of the page (without needing to scroll up).
 * The new logo is smaller than the current version.
 * Deployment on early adopter wikis:

Collapsible sidebar

 * Collapsible sidebar leads to a cleaner reading and editing experience while continuing to give access to important functionality.
 * Deployment on early adopter wikis:

Limiting content width
In addition, it lowers eye strain while reading.
 * Limiting content width allows users to read more quickly and lead to better retention of the text itself.
 * Deployment on early adopter wikis:

Search: widget move and other improvements
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 * The search widget has been moved to a more prominent location. It also provides type-ahead functionality and more interactive content, such as the page image of a page as well as a description of the page itself.
 * Deployment on early adopter wikis:

Language switching: Language links in the article title bar

 * Moving language links to the article title bar makes language switching easier.
 * Deployment on early adopter wikis:

Iōng-tsiá bo̍k-lo̍k

 * User menu provides all links related to a user in one intuitive place.
 * Deployment on early adopter wikis:

Header 2: Sticky site header

 * Sticky header allows users to access important functionality (logging in/out, edit, talk pages, etc.) without requiring people to scroll to the top of the page.
 * Deployment on early adopter wikis:

Table of contents

 * Table of contents is sticky (always available while reading).
 * Deployment on early adopter wikis:

Visual refinements
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 * With all the changes in place, we focus on the visual refinements. These are styling changes to the site. The goal is to pull the new look together and ensure all changes are consistent with our style guide.
 * Deployment on early adopter wikis:

Page tools

 * Page tools (such as what links here, related changes, as well as PDF and download tools) would be moved outside of the sidebar. This change will lead to a more intuitive navigation by making clear the separation of navigation related to the site itself, and navigation related to the page that is being viewed.
 * Deployment on early adopter wikis: