adding README and LICENSE.

README

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+		     Haskell Completion on Emacs
+
+This package enables many completions for Haskell programming in Haskell.
+
+The "ghc-mod" program written in Haskell is a backend to gather
+completion information of Haskell modules with GHC.
+
+Elisp libraries including ghc-mod is an extension to haskell-mode.
+You should put the followings in your "~/.emacs.el":
+
+(autoload 'ghc-init "ghc" nil t)
+(add-hook 'haskell-mode-hook (lambda () (ghc-init)))