Newport — The owner of the North Country Smokehouse has filed a lawsuit against the company’s longtime office manager, accusing her of stealing more than $600,000 from his Claremont business since 2005 and using the money to buy luxury vehicles, snowmobiles and expensive jewelry. In filings in Sullivan County Superior Court, Mike Satzow accused Bonnie Johnson, whom he says he trusted with his company’s finances, of writing checks to herself …