evious layout manager, or the first one if the
-- current one is nonstandard.
layoutManagersPreviousE :: EditorM ()
layoutManagersPreviousE = withLMStackE PL.previous >> layoutManagersPrintMsgE

-- | Helper functi
layoutManagersPreviousE :: EditorM ()
layoutManagersPreviousE = withLMStackE PL.previous >> layoutManagersPrintMsgE
layoutManagersPreviousE = withLMStackE PL.previous >> layoutManagersPrintMsgE