Rob Kardashian and Blac Chyna have called it quits, according to People.com. A source close to the Kardashians told the publication, “They split a while ago. The wedding plans are off,”“They are both trying to be mature about it. It was less dramatic this time.” The pair, who went public with their relationship in January last year, initially raised eyebrows due to Chyna’s complicated history with the the Kardashians & Jenners. However, Rob proposed to Chyna in April last year, and not lon