Fix missed `message-line`
repeat count for `o` makes multiple linesrepeat count for `o` makes multiple lines
repeat count for `O` makes multiple linesrepeat count for `O` makes multiple lines
`e/enter-mode` handles extra parameters
repeat count for `a` repeatedly inserts the textrepeat count for `a` repeatedly inserts the text
repeat count for `A` repeatedly inserts the text at end-of-linerepeat count for `A` repeatedly inserts the text at end-of-line