Minor re-styling in PE module.
Minor re-styling in PE module.

plusvic/yara,cblichmann/yara,hillu/yara,cblichmann/yara,hillu/yara,VirusTotal/yara,VirusTotal/yara,pombredanne/yara,plusvic/yara,pombredanne/yara,cblichmann/yara,wxsBSD/yara,wxsBSD/yara,plusvic/yara,plusvic/yara,VirusTotal/yara,VirusTotal/yara,hillu/yara,wxsBSD/yara,pombredanne/yara,cblichmann/yara,plusvic/yara,pombredanne/yara,hillu/yara,pombredanne/yara,cblichmann/yara,wxsBSD/yara,VirusTotal/yara,hillu/yara,wxsBSD/yara