Plotted to block the certification of Joe Biden’s election victory: Check. Discussed bringing weapons into Washington to aid in the plan: Check. Succeeded with co-insurrectionists, if only temporarily, in stopping Congress from carrying out a vital constitutional duty: Check.Accusations against Jan. 6 rioter Thomas Caldwell certainly seem to fit the charge of sedition as it’s generally understood — inciting revolt against the government. And the possibility of charging him and others was widely discussed …