pfSense

interfaces_ppps_edit fixes that will work on 2.3.3 also

1) Make "The MTU is too big" message actually come out. The code around line 300 was rubbish (maybe from before bootstrap?).
2) Show friendly description rather than 'wan' 'lan' opt1' in interface link list....

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

Merge pull request #3500 from phil-davis/patch-5

Merge pull request #3499 from phil-davis/sethelp-review4

Merge pull request #3497 from phil-davis/patch-3

Merge pull request #3496 from phil-davis/patch-2

Merge pull request #3495 from phil-davis/fbegin-fend

Merge pull request #3487 from phil-davis/patch-1

Merge pull request #3473 from jxmx/7206_route53

license.php getext formats and breadcrumbs

1) I added a breadcrumb because the "?" "help on this page" icon does not display nicely without the breadcrumbs section.
2) Make various gettext() a bit nicer.