Add bin and edit workflow

bin/gems/hashery-2.1.2/lib/hashery/stash.rb

@@ -0,0 +1,14 @@
+require 'hashery/key_hash'
+
+module Hashery
+  # Stash is the original name for the KeyHash.
+  Stash = KeyHash
+end
+
+class Hash
+  # Convert Hash to Stash.
+  def to_stash
+    Hashery::Stash[self]
+  end
+end
+