COPYRIGHTS: removed ipt/sha1.[hc] - they are used no more.
COPYRIGHTS: removed ipt/sha1.[hc] - they are used no more.

darcs-hash:20060914132939-65a35-6b378a13e0b0cf1bdf7af1eca073e52f8f5a7b3e.gz

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