Update stylish haskell config; apply all; add CI config (#1299)

* Update config default; Copy non-defaults

* Update .stylish-haskell config version to match pgrst

* Apply stylish haskell to all files

* CircleCI config

* Remove redundant import.

What is used from Network.HTTP.Types.Headers is also exported by Network.HTTP.Types.

* Grouped imports

* Show un-styled files on CircleCI failure

* Fix styling imports

* Apply adhoc standard correctly

src/PostgREST/DbStructure.hs

@@ -10,10 +10,10 @@ These queries are executed once at startup or when PostgREST is reloaded.
 -}
 {-# LANGUAGE FlexibleContexts      #-}
 {-# LANGUAGE MultiParamTypeClasses #-}
+{-# LANGUAGE NamedFieldPuns        #-}
 {-# LANGUAGE QuasiQuotes           #-}
 {-# LANGUAGE ScopedTypeVariables   #-}
 {-# LANGUAGE TypeSynonymInstances  #-}
-{-# LANGUAGE NamedFieldPuns  #-}
 module PostgREST.DbStructure (
   getDbStructure
 , accessibleTables
@@ -22,26 +22,26 @@ module PostgREST.DbStructure (
 , getPgVersion
 ) where
 
-import qualified Hasql.Decoders                as HD
-import qualified Hasql.Encoders                as HE
-import qualified Hasql.Statement               as H
+import qualified Data.HashMap.Strict as M
+import qualified Data.List           as L
+import qualified Data.Text           as T
+import qualified Hasql.Decoders      as HD
+import qualified Hasql.Encoders      as HE
+import qualified Hasql.Session       as H
+import qualified Hasql.Statement     as H
+import qualified Hasql.Transaction   as HT
 
-import           Control.Applicative
-import qualified Data.HashMap.Strict           as M
-import qualified Data.List                     as L
-import           Data.Set                      as S (fromList)
-import           Data.Text                     (split, strip,
-                                                breakOn, dropAround,
-                                                splitOn)
-import qualified Data.Text                     as T
-import qualified Hasql.Session                 as H
-import qualified Hasql.Transaction             as HT
-import           PostgREST.Types
-import           Text.InterpolatedString.Perl6 (q, qc)
+import Data.Set                      as S (fromList)
+import Data.Text                     (breakOn, dropAround, split,
+                                      splitOn, strip)
+import GHC.Exts                      (groupWith)
+import Text.InterpolatedString.Perl6 (q, qc)
+import Unsafe                        (unsafeHead)
 
-import           GHC.Exts                      (groupWith)
-import           Protolude
-import           Unsafe (unsafeHead)
+import Control.Applicative
+
+import PostgREST.Types
+import Protolude
 
 getDbStructure :: Schema -> PgVersion -> HT.Transaction DbStructure
 getDbStructure schema pgVer = do