@@ -68,9 +68,8 @@ import Data.Foldable (toList)
6868import Data.Functor.Identity (Identity(..))
6969import Data.Hashable (Hashable(..))
7070import Data.Int (Int8, Int16, Int32, Int64)
71−import Data.List (nub)
7271import Data.Maybe (fromMaybe)
73−import Data.Monoid (Dual(..), First(..), Last(..), mappend)
72+import Data.Monoid (Dual(..), First(..), Last(..))
7473import Data.Ratio (Ratio, (%), numerator, denominator)
7574import Data.Text (Text, pack, unpack)
7675import Data.Time (UTCTime, ZonedTime(..), TimeZone(..))