+** `all-completions' may now return the base size in the last cdr.
+Since this means the returned list is not properly nil-terminated, this
+is an incompatible change and is thus enabled by the new variable
+completion-all-completions-with-base-size.
+
+** New function `apply-partially' for curried application.
+
+** `fill-forward-paragraph-function' specifies which function the filling
+code should use to find paragraph boundaries.
+