Update module description

Problem/Motivation

The module description → is outdated

Proposed resolution

• Update screenshot
• Remove link to "link field" in "Process the contents of a remote URL" because link is now in core
• Remove "cck_xslt" from "Other projects", since it is abandoned
• Remove "http://drupal.org/node/1476774" from "Other projects", since it leads to a 404
• Remove D6 Backport Information since no D6 site is using the module and there a only a few D6 sites left worldwide. Usage of xsl_formatter → , Drupal usage statistics →
• Remove author information because there might be multiple authors and this information can be seen on the history tab
• Remove version information because this can be seen on the history tab
• Update supporting organizations, because KRZN now sponsors D8-D11 development

Remaining tasks

Update module description.