Merge pull request #22 from purescript/unused-imports

Remove unused imports

src/Data/Monoid/Additive.purs

@@ -4,8 +4,9 @@ import Prelude
 
 import Control.Comonad (Comonad)
 import Control.Extend (Extend)
-import Data.Functor.Invariant (Invariant, imap)
-import Data.Monoid
+
+import Data.Functor.Invariant (Invariant)
+import Data.Monoid (Monoid)
 
 -- | Monoid and semigroup for semirings under addition.
 -- |

src/Data/Monoid/Conj.purs

@@ -4,7 +4,8 @@ import Prelude
 
 import Control.Comonad (Comonad)
 import Control.Extend (Extend)
-import Data.Monoid
+
+import Data.Monoid (Monoid)
 
 -- | Monoid under conjuntion.
 -- |

src/Data/Monoid/Disj.purs

@@ -4,7 +4,8 @@ import Prelude
 
 import Control.Comonad (Comonad)
 import Control.Extend (Extend)
-import Data.Monoid
+
+import Data.Monoid (Monoid)
 
 -- | Monoid under disjuntion.
 -- |

src/Data/Monoid/Dual.purs

@@ -4,8 +4,9 @@ import Prelude
 
 import Control.Comonad (Comonad)
 import Control.Extend (Extend)
-import Data.Functor.Invariant (Invariant, imap)
-import Data.Monoid
+
+import Data.Functor.Invariant (Invariant)
+import Data.Monoid (Monoid, mempty)
 
 -- | The dual of a monoid.
 -- |
@@ -20,7 +21,7 @@ runDual (Dual x) = x
 
 instance eqDual :: (Eq a) => Eq (Dual a) where
   eq (Dual x) (Dual y) = x == y
-  
+
 instance ordDual :: (Ord a) => Ord (Dual a) where
   compare (Dual x) (Dual y) = compare x y
 

src/Data/Monoid/Endo.purs

@@ -2,8 +2,8 @@ module Data.Monoid.Endo where
 
 import Prelude
 
-import Data.Functor.Invariant (Invariant, imap)
-import Data.Monoid
+import Data.Functor.Invariant (Invariant)
+import Data.Monoid (Monoid)
 
 -- | Monoid of endomorphisms under composition.
 -- |

src/Data/Monoid/Multiplicative.purs

@@ -4,8 +4,9 @@ import Prelude
 
 import Control.Comonad (Comonad)
 import Control.Extend (Extend)
-import Data.Functor.Invariant (Invariant, imap)
-import Data.Monoid
+
+import Data.Functor.Invariant (Invariant)
+import Data.Monoid (Monoid)
 
 -- | Monoid and semigroup for semirings under multiplication.
 -- |