* pandoradb.sql: add new fields to tnetwork_component for support the
snmp ver 3.
* godmode/modules/manage_network_components_form.php,
godmode/modules/manage_network_components_form_network.php
godmode/modules/manage_network_components.php: add support to snmp ver 3,
add the fields for this use, and now can create and edit network
component with snmp ver 3.
git-svn-id: https://svn.code.sf.net/p/pandora/code/trunk@2356 c3f86ba8-e40f-0410-aaad-9ba5e7f4b01f