Log Message:
Update p5-HTTP-Proxy to 0.25.

Changes from previous:
0.25 Sun Jul  3 00:28:10 CEST 2011
        [ENHANCEMENTS]
        - new Engine: HTTP::Proxy::Engine::Threaded, by Angelos Karageorgiou
        [FIXES]
        - Correctly call eod() when the response has no body
          (closed RT ticket #48310)