- Enforce request timeout even for AP_MODE_GETLINE.

- Abort connection when timeout occurs. Otherwise the thread may be blocked
  another 30s doing a lingering close. The downside is that the client will
  not receive the error message.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@921526 13f79535-47bb-0310-9956-ffa450edef68