* godmode/massive/massive_enable_disable_alerts.php,
godmode/massive/massive_standby_alerts.php: Long agent/module
name with multi-byte chars could be shown as 'null' on alert
list at the massive alert enable/disable/standby operations
screen (because LEFT() in SQL does not consider multi-byte
chars, neither SUBSTR() for alternative).
git-svn-id: https://svn.code.sf.net/p/pandora/code/trunk@9791 c3f86ba8-e40f-0410-aaad-9ba5e7f4b01f