Update changelog

CHANGELOG.md

@@ -21,6 +21,7 @@
 - do not create another resurrect file if there are no changes (credit @vburdo)
 - allow using '$HOSTNAME' in @resurrect-dir
 - add zsh history saving and restoring
+- delete resurrect files older than 30 days, but keep at least 5 files
 
 ### v2.4.0, 2015-02-23
 - add "tmux-test"

scripts/save.sh

@@ -279,7 +279,7 @@ dump_shell_history() {
 }
 
 remove_old_backups() {
-	# remove backup files older than 30 days, but keep at least 5 copies of backup.
+	# remove resurrect files older than 30 days, but keep at least 5 copies of backup.
 	local -a files
 	files=($(ls -t $(resurrect_dir)/${RESURRECT_FILE_PREFIX}_*.${RESURRECT_FILE_EXTENSION} | tail -n +6))
 	[[ ${#files[@]} -eq 0 ]] || find "${files[@]}" -type f -mtime +30 -delete