patch 8.1.1981: the evalfunc.c file is too big

Problem:    The evalfunc.c file is too big.
Solution:   Move undo functions to undo.c.  Move cmdline functions to
            ex_getln.c.  Move some container functions to list.c.
diff --git a/src/proto/list.pro b/src/proto/list.pro
index 7a1ce7a..ae8a732 100644
--- a/src/proto/list.pro
+++ b/src/proto/list.pro
@@ -43,4 +43,10 @@
 void f_uniq(typval_T *argvars, typval_T *rettv);
 void f_filter(typval_T *argvars, typval_T *rettv);
 void f_map(typval_T *argvars, typval_T *rettv);
+void f_add(typval_T *argvars, typval_T *rettv);
+void f_count(typval_T *argvars, typval_T *rettv);
+void f_extend(typval_T *argvars, typval_T *rettv);
+void f_insert(typval_T *argvars, typval_T *rettv);
+void f_remove(typval_T *argvars, typval_T *rettv);
+void f_reverse(typval_T *argvars, typval_T *rettv);
 /* vim: set ft=c : */