Add sha.1.13

Signed-off-by: David Scott <[email protected]>

packages/sha/sha.1.13/opam

@@ -0,0 +1,45 @@
+# This file is generated by dune, edit dune-project instead
+opam-version: "2.0"
+maintainer: ["[email protected]"]
+authors: [
+  "Vincent Hanquez"
+  "Thomas Gazagnaire"
+  "Goswin von Brederlow"
+  "Eric Cooper"
+  "Florent Monnier"
+  "Forrest L Norvell"
+  "Vincent Bernadoff"
+  "David Scott"
+]
+license: "ISC"
+homepage: "https://github.com/djs55/ocaml-sha"
+bug-reports: "https://github.com/djs55/ocaml-sha/issues"
+depends: [
+  "dune" {>= "2.0"}
+  "ounit" {with-test}
+]
+build: [
+  ["dune" "subst"] {pinned}
+  [
+    "dune"
+    "build"
+    "-p"
+    name
+    "-j"
+    jobs
+    "@install"
+    "@runtest" {with-test}
+    "@doc" {with-doc}
+  ]
+]
+synopsis: "Binding to the SHA cryptographic functions"
+description: """
+This is the binding for SHA interface code in OCaml. Offering the same
+interface than the MD5 digest included in the OCaml standard library.
+It's currently providing SHA1, SHA256 and SHA512 hash functions."""
+dev-repo: "git+https://github.com/djs55/ocaml-sha.git"
+url {
+  src:
+    "https://github.com/djs55/ocaml-sha/releases/download/v1.13/sha-1.13.tbz"
+  checksum: "md5=a3c5e8a1f4c23575a315cb6d051a16f2"
+}