Use actual dash-functional.el version in README

* readme-template.md (Using in a package): Don't hard-code package
version of dash-functional.el.

* dev/examples-to-docs.el (create-docs-file): Substitute package
version of dash-functional.el alongside that of dash.el.

dev/examples-to-docs.el

@@ -189,7 +189,9 @@ FUNCTION may reference an elisp function, alias, macro or a subr."
       (goto-and-remove "[[ function-docs ]]")
       (insert (mapconcat 'function-to-md functions "\n"))
 
-      (goto-and-replace-all "[[ version ]]" (lm-version "dash.el"))
+      (dolist (pkg '(dash dash-functional))
+        (goto-and-replace-all (format "[[ %s-version ]]" pkg)
+                              (lm-version (format "%s.el" pkg))))
 
       (simplify-quotes))))
 

readme-template.md

@@ -25,11 +25,11 @@ If you want the function combinators, then also:
 Add something like this to the [library's
 headers](https://gnu.org/software/emacs/manual/html_node/elisp/Library-Headers.html):
 
-    ;; Package-Requires: ((dash "[[ version ]]"))
+    ;; Package-Requires: ((dash "[[ dash-version ]]"))
 
 To get function combinators:
 
-    ;; Package-Requires: ((dash "[[ version ]]") (dash-functional "1.2.0"))
+    ;; Package-Requires: ((dash "[[ dash-version ]]") (dash-functional "[[ dash-functional-version ]]"))
 
 ## Upcoming breaking change!