Added show module which will eventually show DocDef.

src/name.rs

@@ -75,6 +75,15 @@ impl fmt::Display for Name {
     }
 }
 
+#[cfg(test)]
+pub mod test_support {
+    use super::*;
+
+    pub fn random_name() -> Name {
+        Name::english(Uuid::new_v4().to_string().as_str())
+    }
+}
+
 #[derive(Clone, Debug, PartialEq)]
 pub struct Names {
     names: HashMap<Name, Uuid>,