By TEMILADE ENIOLA   Not minding their split, American model, Karrueche Tran boogied down to Chris Brown’s hit song, ‘Beautiful People’ at an upscale nightclub located at the Federal Capital Territory (FCT) of Nigeria, Abuja. Karrueche was in Nigeria to host Play Club’s Pool Party On Sunday where she thoroughly enjoyed herself. A source at the party squealed Brown’s ex-girlfriend …