nth/sofia-sip/nth.h: fixed whitespace
nth/sofia-sip/nth.h: fixed whitespace

darcs-hash:20081127130154-db55f-cf8da03cfaefeae1806bd497fdbfab539c1cf099.gz

erdincay/sofia-sip,BelledonneCommunications/sofia-sip,jart/sofia-sip,unispeech/sofia-sip,erdincay/sofia-sip,xhook/sofia-sip,xhook/sofia-sip,erdincay/sofia-sip,erdincay/sofia-sip,unispeech/sofia-sip,jart/sofia-sip,jart/sofia-sip,xhook/sofia-sip,BelledonneCommunications/sofia-sip,BelledonneCommunications/sofia-sip,BelledonneCommunications/sofia-sip,unispeech/sofia-sip,xhook/sofia-sip,unispeech/sofia-sip,xhook/sofia-sip