pfSense

id changes every time ipsec tunnel disconnects and reconnect, need to use peerconfig to get correct description. Ticket #3826

Fix traffic graph widget default autoscale

so the radio buttons selection allows only 1 to be selected and the setting is then saved.
Forum: https://forum.pfsense.org/index.php?topic=81166.msg

Remove some redundancy and simplify changes made on last commit

Replace GET by POST, it fixes #3833

Fix comment in css

Do not reconfigure dhcpd twice on secondary after config sync. Fixes #3797

Merge pull request #1261 from CharlieMarshall/improveInter

Remove blank line if only an ipv6 address is in use

Merge pull request #1268 from CharlieMarshall/gatewayWidget

improve/tidy up interfaces widget