ld28: skeleton files.

configure.ac

@@ -563,6 +563,7 @@ AC_CONFIG_FILES(
   people/jylam/private/lander/Makefile
   people/sam/Makefile
   people/sam/ld27/Makefile
+  people/sam/ld28/Makefile
   people/sam/private/Makefile
   people/sam/private/kanagawa/Makefile
   people/sam/private/sapp/Makefile