Add Monoid import for older versions of base

This commit is contained in:
Tissevert 2019-04-10 09:43:07 +02:00
parent 9f50e5d3bb
commit d021155df2

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@ -7,6 +7,7 @@ import Options.Applicative (
Parser, execParser, flag, flag', fullDesc, header, help, helper, info, long
)
import Control.Applicative ((<**>), (<|>))
import Data.Monoid ((<>))
import Data.Version (showVersion)
import qualified Paths_pilu as Pilu (version)