Log Message:
Update p5-SVN-Web to 0.53.

Changes:
  - Change how path's are encoded, to work around new strictness in
    Template Toolkit's uri filter.  SVN::Web now works with versions of
    TT > 2.15.
  - Adjust t/timedate-format.t to work correctly in non-English
    locales.  Fixes rt#25435.