Conspiracy theorists who took to social media in Princess Kate’s absence have been told to “get a grip”, after the BBC revealed a number of complaints of their coverage of the royal’s cancer announcement. Taking to social media, the Princess of Wales released a video statement, revealing that following her planned abdominal procedure in January, doctors found cancer “had been present”. The Princess thanked royal fans for their support in her absence and said she is now undergoing “preventative chemotherapy” to treat the cancer. Following the announcement, the BBC has confirmed they’ve received…