1. Shorten some comments.

2. Move ExtendedStatus into extra/httpd-info.conf.

3. Remove type-map support from the default config.
   (It is no longer necessary because the multi-lingual
   welcome page has been removed.)


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/simple-conf@159864 13f79535-47bb-0310-9956-ffa450edef68