Update haxl copyright headers

Summary:
Update haxl copyright headers: s/2014/2014-present/g
Thank @siddharthasharma for pointing this out
Closes #26, #27

Test Plan: meh

Reviewed By: [email protected]

Subscribers: ldbrandy, memo, watashi, smarlow, akr, bnitka, jcoens

FB internal diff: D1903841

Signature: t1:1903841:1426073797:b95462075265fa8ec9c1252e45ef5cac7a37e7e2

Author: watashi

Haxl/Core.hs

@@ -1,4 +1,4 @@
--- Copyright (c) 2014, Facebook, Inc.
+-- Copyright (c) 2014-present, Facebook, Inc.
 -- All rights reserved.
 --
 -- This source code is distributed under the terms of a BSD license,

Haxl/Core/DataCache.hs

@@ -1,4 +1,4 @@
--- Copyright (c) 2014, Facebook, Inc.
+-- Copyright (c) 2014-present, Facebook, Inc.
 -- All rights reserved.
 --
 -- This source code is distributed under the terms of a BSD license,

Haxl/Core/Exception.hs

@@ -1,4 +1,4 @@
--- Copyright (c) 2014, Facebook, Inc.
+-- Copyright (c) 2014-present, Facebook, Inc.
 -- All rights reserved.
 --
 -- This source code is distributed under the terms of a BSD license,

Haxl/Core/Monad.hs

@@ -1,4 +1,4 @@
--- Copyright (c) 2014, Facebook, Inc.
+-- Copyright (c) 2014-present, Facebook, Inc.
 -- All rights reserved.
 --
 -- This source code is distributed under the terms of a BSD license,

Haxl/Core/RequestStore.hs

@@ -1,4 +1,4 @@
--- Copyright (c) 2014, Facebook, Inc.
+-- Copyright (c) 2014-present, Facebook, Inc.
 -- All rights reserved.
 --
 -- This source code is distributed under the terms of a BSD license,

Haxl/Core/Show1.hs

@@ -1,4 +1,4 @@
--- Copyright (c) 2014, Facebook, Inc.
+-- Copyright (c) 2014-present, Facebook, Inc.
 -- All rights reserved.
 --
 -- This source code is distributed under the terms of a BSD license,

Haxl/Core/StateStore.hs

@@ -1,4 +1,4 @@
--- Copyright (c) 2014, Facebook, Inc.
+-- Copyright (c) 2014-present, Facebook, Inc.
 -- All rights reserved.
 --
 -- This source code is distributed under the terms of a BSD license,

Haxl/Core/Types.hs

@@ -1,4 +1,4 @@
--- Copyright (c) 2014, Facebook, Inc.
+-- Copyright (c) 2014-present, Facebook, Inc.
 -- All rights reserved.
 --
 -- This source code is distributed under the terms of a BSD license,

Haxl/Core/Util.hs

@@ -1,4 +1,4 @@
--- Copyright (c) 2014, Facebook, Inc.
+-- Copyright (c) 2014-present, Facebook, Inc.
 -- All rights reserved.
 --
 -- This source code is distributed under the terms of a BSD license,

Haxl/Prelude.hs

@@ -1,4 +1,4 @@
--- Copyright (c) 2014, Facebook, Inc.
+-- Copyright (c) 2014-present, Facebook, Inc.
 -- All rights reserved.
 --
 -- This source code is distributed under the terms of a BSD license,

LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) 2014, Facebook, Inc.
+Copyright (c) 2014-present, Facebook, Inc.
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without modification,

example/facebook/LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) 2014, Facebook, Inc.
+Copyright (c) 2014-present, Facebook, Inc.
 
 All rights reserved.
 

example/facebook/haxl-facebook.cabal

@@ -8,7 +8,7 @@ license:             BSD3
 license-file:        LICENSE
 author:              Facebook, Inc.
 maintainer:          The Haxl Team <[email protected]>
-copyright:           2014 (C) 2014 Facebook, Inc.
+copyright:           Copyright (c) 2014-present, Facebook, Inc.
 category:            Concurrency, Network
 build-type:          Simple
 cabal-version:       >=1.10

haxl.cabal

@@ -8,7 +8,7 @@ license:             BSD3
 license-file:        LICENSE
 author:              Facebook, Inc.
 maintainer:          The Haxl Team <[email protected]>
-copyright:           2014 (C) 2014 Facebook, Inc.
+copyright:           Copyright (c) 2014-present, Facebook, Inc.
 category:            Concurrency
 build-type:          Simple
 stability:           alpha