Update yara.c (#1453)
Update yara.c (#1453)

1. skip all symlinks pointing to . so you do "yara -r test.yar /usr/bin" on debian without -N (/usr/bin/X11 points to . )
2. Show 64 instead of 32 hex chars (regex are shown in full so there's enough clutter anyway)
hillu/yara,pombredanne/yara,wxsBSD/yara,VirusTotal/yara,hillu/yara,pombredanne/yara,wxsBSD/yara,pombredanne/yara,pombredanne/yara,hillu/yara,hillu/yara,wxsBSD/yara,wxsBSD/yara,VirusTotal/yara,VirusTotal/yara,VirusTotal/yara,VirusTotal/yara,wxsBSD/yara,hillu/yara,pombredanne/yara