backport:

- markup, reformatting
- remove outdated info, that mod_mime_magic has to be placed
  before mod_mime in the config
- kept the <pre>d examples, but squeezed them to cause
  less problems
- reformatted the copyright notes from <pre> to <note>s


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/APACHE_2_0_BRANCH@97927 13f79535-47bb-0310-9956-ffa450edef68