Fix hlint

Author: phadej

examples/Twitter/Generic.hs

@@ -1,10 +1,12 @@
 -- Use GHC generics to automatically generate good instances.
 
 {-# LANGUAGE CPP #-}
-{-# LANGUAGE PackageImports #-}
-
 {-# OPTIONS_GHC -fno-warn-orphans #-}
 
+#ifdef HAS_BOTH_AESON_AND_BENCHMARKS
+{-# LANGUAGE PackageImports #-}
+#endif
+
 module Twitter.Generic
     (
       Metadata(..)

examples/Twitter/Options.hs

@@ -1,5 +1,9 @@
 {-# LANGUAGE CPP #-}
+
+#ifdef HAS_BOTH_AESON_AND_BENCHMARKS
 {-# LANGUAGE PackageImports #-}
+#endif
+
 module Twitter.Options (module Twitter.Options) where
 
 #ifndef HAS_BOTH_AESON_AND_BENCHMARKS

examples/Twitter/TH.hs

@@ -1,10 +1,13 @@
 -- Use Template Haskell to generate good instances.
 
 {-# LANGUAGE CPP #-}
-{-# LANGUAGE PackageImports #-}
 {-# LANGUAGE TemplateHaskell #-}
 {-# OPTIONS_GHC -fno-warn-orphans #-}
 
+#ifdef HAS_BOTH_AESON_AND_BENCHMARKS
+{-# LANGUAGE PackageImports #-}
+#endif
+
 module Twitter.TH
     (
       Metadata(..)