* include/constants.php: added more constants into the constants
block of time conversion to seconds.
* godmode/alerts/alert_commands.php, godmode/setup/performance.php,
include/help/en/help_date_format.php, include/functions_netflow.php,
include/functions_tags.php, include/graphs/functions_pchart.php,
include/functions_modules.php, extensions/agents_modules.php,
extensions/update_manager.php, extensions/resource_exportation.php,
extensions/module_groups.php,
extensions/update_manager/lib/libupdate_manager_client.php,
extensions/system_info.php, operation/events/events_rss.php,
operation/events/export_csv.php, mobile/operation/events/events.php,
mobile/include/system.class.php: used the new constants time instead
the magic numbers, and cleaned source code style.
git-svn-id: https://svn.code.sf.net/p/pandora/code/trunk@6762 c3f86ba8-e40f-0410-aaad-9ba5e7f4b01f
9411b1bd79