pfSense

Merge pull request #3711 from PiBa-NL/20170427-ipsec-multiple-P1-algo

Update the Copyright notice for pfSense.

ipsec, allow configuration of multiple ike phase1 encryption ciphers (algo/bits/hash/dh)
this is useful for mobile users that need to connect with different operating systems. This way there is no need to find a single commonly supported weaker cipher.

Fix anchor tag location

Improve comment

Use the section ID as an anchor so that hyperlinks can jump directly to that sectiom
e.g.: $section = new Form_Section("My section", "a_here");
then: https://firewall/system_somepage.php#a_here

Only use sprintf in setHelp() if more than one argument is received
This should eliminate all the issues caused by packages with embedded '%' in their text

Merge pull request #3484 from phil-davis/sethelp-empty

Use unique var names in Input.class.php

Do not pass empty string to gettext