gnu: Add go-github-com-gorilla-securecookie.

* gnu/packages/golang.scm (go-github-com-gorilla-securecookie): New variable.

Signed-off-by: Christopher Baines <mail@cbaines.net>

gnu/packages/golang.scm

@@ -1357,6 +1357,31 @@ incoming requests with their respective handler.")
 and web applications.")
     (license license:bsd-3)))
 
+(define-public go-github-com-gorilla-securecookie
+  (package
+    (name "go-github-com-gorilla-securecookie")
+    (version "1.1.1")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/gorilla/securecookie")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32
+         "16bqimpxs9vj5n59vm04y04v665l7jh0sddxn787pfafyxcmh410"))))
+    (build-system go-build-system)
+    (arguments
+     '(#:import-path "github.com/gorilla/securecookie"))
+    (home-page "https://github.com/gorilla/securecookie")
+    (synopsis "Encodes and decodes authenticated and optionally encrypted
+cookie values")
+    (description
+     "Gorilla/securecookie encodes and decodes authenticated and optionally
+encrypted cookie values for Go web applications.")
+    (license license:bsd-3)))
+
 (define-public go-github-com-jonboulle-clockwork
   (let ((commit "e3653ace2d63753697e0e5b07b9393971c0bba9d")
         (revision "0"))