Minor documentation corrections.

src/walkmap/path.clj

@@ -6,7 +6,7 @@
 (defn path?
   "True if `o` satisfies the conditions for a path. A path shall be a map
   having the key `:nodes`, whose value shall be a sequence of vertices as
-  defined in `walkmap.polygon`."
+  defined in `walkmap.vertex`."
   [o]
   (let
     [v (:nodes o)]

src/walkmap/svg.clj

@@ -14,7 +14,7 @@
 
 (defn stl->svg
   "Convert this in-memory `stl` structure, as read by `decode-binary-stl`, into
-  an in-memory (Dali) SVG structure, and return it."
+  an in-memory hiccup representation of SVG structure, and return it."
   [stl]
   (let [minx (reduce
                min