Bump GHC HEAD's Version from 7.11 to 8.1

This updates the haddock submodule

configure.ac

@@ -13,7 +13,7 @@ dnl
 # see what flags are available. (Better yet, read the documentation!)
 #
 
-AC_INIT([The Glorious Glasgow Haskell Compilation System], [7.11], [glasgow-haskell-bugs@haskell.org], [ghc])
+AC_INIT([The Glorious Glasgow Haskell Compilation System], [8.1], [glasgow-haskell-bugs@haskell.org], [ghc])
 
 # Set this to YES for a released version, otherwise NO
 : ${RELEASE=NO}

iserv/iserv-bin.cabal

@@ -23,4 +23,4 @@ Executable iserv
                    bytestring >= 0.10 && < 0.11,
                    containers >= 0.5 && < 0.6,
                    deepseq    >= 1.4 && < 1.5,
-                   ghci       >= 7.11 && < 8.1
+                   ghci       == 8.1

libraries/template-haskell/Language/Haskell/TH/Lib.hs

@@ -478,7 +478,7 @@ closedTypeFamilyD tc tvs result injectivity eqns =
 --   3. remove the FamFlavour data type from Syntax module
 --   4. make sure that all references to FamFlavour are gone from DsMeta,
 --      Convert, TcSplice (follows from 3)
-#if __GLASGOW_HASKELL__ > 800
+#if __GLASGOW_HASKELL__ >= 802
 #error Remove deprecated familyNoKindD, familyKindD, closedTypeFamilyNoKindD and closedTypeFamilyKindD
 #endif
 

libraries/template-haskell/template-haskell.cabal

@@ -48,7 +48,7 @@ Library
 
     build-depends:
         base       >= 4.6 && < 4.10,
-        ghc-boot   >= 7.11 && < 8.1,
+        ghc-boot   == 8.1,
         pretty     == 1.1.*
 
     -- We need to set the unit ID to template-haskell (without a

haddock @ 6ddd758b

-Subproject commit 80f2f9805b61e8cea291bae8ce22db626dc11f21
+Subproject commit 6ddd758be0e7b50bd19d33400b3c3013d60786cb