MOHAMED NDJIM, BIRD STORY AGENCY JUST how important is the headscarf to African dress? To answer this, consider that the finale of the month-long 13th edition of the Biennale of Contemporary African Art, held in Dakar, saw the spotlight switch to a very colourful, very African and, it would appear, timeless, "personality". Hosted by Maguette Guèye and Bineta Seck, the special show was branded ‘Gifaart,' - 'headscarf' in Senegal's Balante language. The show revisited the traditional dress of several African ethnic groups, including the Lebou, Signares, Balantes, Bédiks, Coniaguis, and Bassaris, with the headscarf the star of the show. The…