Minor import fix in redirect post process hook.

Signed-off-by: Puneeth Chaganti <punchagan@muse-amuse.in>
Merge branch 'patch-1' of https://github.com/punchagan/rss2email

* 'patch-1' of https://github.com/punchagan/rss2email:
  Minor import fix in redirect post process hook.

Signed-off-by: W. Trevor King <wking@tremily.us>