def add_item(name, checked = false, position = 'bottom')
      client.post("/checklists/#{id}/checkItems", {name: name, checked: checked, pos: position})
    end
def add_item(name, checked = false, position = 'bottom')
      client.post("/checklists/#{id}/checkItems", {name: name, checked: checked, pos: position})
    end
Add an item to the checklist