uribl: avoid running next() more than once
uribl: avoid running next() more than once

zombified/Haraka,hatsebutz/Haraka,bsmr-x-script/Haraka,Synchro/Haraka,zombified/Haraka,Dexus/Haraka,slattery/Haraka,baudehlo/Haraka,bsmr-x-script/Haraka,msimerson/Haraka,hatsebutz/Haraka,craigslist/Haraka,bsmr-x-script/Haraka,msimerson/Haraka,typingArtist/Haraka,Synchro/Haraka,baudehlo/Haraka,slattery/Haraka,AbhilashSrivastava/haraka_sniffer,haraka/Haraka,fatalbanana/Haraka,Synchro/Haraka,baudehlo/Haraka,zombified/Haraka,typingArtist/Haraka,zombified/Haraka,haraka/Haraka,hatsebutz/Haraka,smfreegard/Haraka,AbhilashSrivastava/haraka_sniffer,haraka/Haraka,bsmr-x-script/Haraka,craigslist/Haraka,slattery/Haraka,typingArtist/Haraka,msimerson/Haraka,AbhilashSrivastava/haraka_sniffer,typingArtist/Haraka,smfreegard/Haraka,Dexus/Haraka,craigslist/Haraka,Synchro/Haraka,Dexus/Haraka,Dexus/Haraka,AbhilashSrivastava/haraka_sniffer,fatalbanana/Haraka,slattery/Haraka,msimerson/Haraka,baudehlo/Haraka,craigslist/Haraka,smfreegard/Haraka,smfreegard/Haraka,haraka/Haraka,hatsebutz/Haraka,fatalbanana/Haraka,fatalbanana/Haraka