Remove redundant slashes in blog urlpatterns.
Remove redundant slashes in blog urlpatterns.

stephenmcd/mezzanine,frankier/mezzanine,sjuxax/mezzanine,gradel/mezzanine,jerivas/mezzanine,douglaskastle/mezzanine,christianwgd/mezzanine,molokov/mezzanine,spookylukey/mezzanine,gradel/mezzanine,spookylukey/mezzanine,ryneeverett/mezzanine,dsanders11/mezzanine,ryneeverett/mezzanine,wbtuomela/mezzanine,eino-makitalo/mezzanine,ryneeverett/mezzanine,eino-makitalo/mezzanine,frankier/mezzanine,douglaskastle/mezzanine,vladir/mezzanine,jerivas/mezzanine,readevalprint/mezzanine,molokov/mezzanine,frankier/mezzanine,promil23/mezzanine,eino-makitalo/mezzanine,Cicero-Zhao/mezzanine,stephenmcd/mezzanine,sjdines/mezzanine,wbtuomela/mezzanine,sjuxax/mezzanine,spookylukey/mezzanine,christianwgd/mezzanine,dsanders11/mezzanine,sjdines/mezzanine,molokov/mezzanine,wbtuomela/mezzanine,readevalprint/mezzanine,dsanders11/mezzanine,sjuxax/mezzanine,christianwgd/mezzanine,readevalprint/mezzanine,viaregio/mezzanine,vladir/mezzanine,gradel/mezzanine,sjdines/mezzanine,promil23/mezzanine,Cicero-Zhao/mezzanine,stephenmcd/mezzanine,viaregio/mezzanine,viaregio/mezzanine,vladir/mezzanine,douglaskastle/mezzanine,jerivas/mezzanine,promil23/mezzanine