Update specifications.csv

CSV/specifications.csv

@@ -43,6 +43,7 @@ ISMAc,ISMAc,<a href='http://www.isma.tv/' target='_blank'>ISMA</a> 1.0 Encryptio
 ISMAc2,ISMACryp2,<a href='http://www.isma.tv/' target='_blank'>ISMA</a> 2.0 Encryption and Authentication
 ISO,ISO,"<a href='http://www.iso.ch/' target='_blank'>ISO</a>/IEC 14496-12:2004 &amp; 15444-12:2004, ISO base media file format. Available as a <a href='http://standards.iso.org/ittf/PubliclyAvailableStandards/index.html'>publicly available standard</a> from ISO."
 ISOtext,ISO-Text,"<a href='http://www.iso.ch/' target='_blank'>ISO</a>/IEC 14496-30, Timed text and other visual overlays in ISO base media file format."
+ISO Variants,ISO Variants,"<a href='http://www.iso.ch/' target='_blank'>ISO</a>/IEC 23001-12, Sample Variants."
 ITUG719,ITU G.719,"<a href='http://www.itu.int/ITU-T/'>ITU-T</a> Recommendation G.719 (2008) Amendment 1 (2008): 'New Annex A on storage format definitions for G.719, and new Annex B on a reference floating-point implementation for G.719'"
 itunes,iTunes,General documentation can be found on Apple's <a href='http://developer.apple.com/quicktime/'>developer</a> site
 JPEG2000,JPEG2000,"<a href='http://www.iso.ch/' target='_blank'>ISO</a>/IEC 15444-1, The JPEG 2000 Image Coding System: Core coding system"