Releasing v0.3.1 (#141)

Cargo.lock

@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "aead"
 version = "0.3.2"
@@ -571,7 +573,7 @@ checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
 
 [[package]]
 name = "opaque-ke"
-version = "0.3.0"
+version = "0.3.1"
 dependencies = [
  "anyhow",
  "base64",