The former head of a Canadian police watchdog has dismissed concerns about his suitability to probe the Hong Kong’s force’s handling of the civil unrest gripping the city, saying accusations regarding his impartiality in his previous job were unfair.But Gerry McNeilly, the first head of Ontario’s Office of the Independent Police Review Director, conceded to the Post he had not told the Independent Police Complaints Council (IPCC) in Hong Kong about a legal dispute in Canada, as he felt he was…