Add run.sh helper for autoupdate/sync cron jobs

Signed-off-by: Alejandro Mery <amery@geeks.cl>

.gitignore

@@ -0,0 +1 @@
+/run.sh.out

run.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+
+exec > "$0.out"
+exec 2>&1
+
+set -e
+exec "$(dirname "$0")/update.sh" ./sync.sh