MediaWiki 1.17/Documentation updates

Templates and articles to update on 1.30

News

 * Template:MediaWiki News – move old news into the 'older news' section
 * Developer_hub/News - move old news into the 'older news' section

Upgrade instructions

 * Create new Manual:Upgrading to 1.x page if needed
 * Manual:Upgrading - change redirect if new upgrade page created

Release notes

 * Important Release Notes
 * For points release, add to Release notes/1.x
 * For new versions create a new Release notes/1.x page and add to Release notes

Automated

 * Template:Current versions
 * Template:MW quick download

legacy

 * Template:MW legacy release date
 * Template:MW legacy branch number
 * Template:MW legacy release number
 * Template:MW legacy release svn
 * Template:MW legacy release link

stable

 * Template:MW stable release date
 * Template:MW stable branch number
 * Template:MW stable branch svn
 * Template:MW stable release number
 * Template:MW stable release svn
 * Template:MW stable release link