add lisp packages

lisp/yasnippet-snippets/snippets/emacs-lisp-mode/traverse_dir

@@ -0,0 +1,7 @@
+# -*- mode: snippet -*-
+# name: traversing a directory
+# contributor : Xah Lee
+# --
+;; apply a function to all files in a dir
+(require 'find-lisp)
+(mapc 'my-process-file (find-lisp-find-files "~/myweb/" "\\.html$"))