Fix checking DHCP end IP is in range

Cut-paste bug
Merge pull request #861 from phil-davis/master

Fix checking DHCP end IP is in range
Check that DHCP end IP is >= DHCP start IP
Fix whitespaces and indent
tidy up html
Use correct vars for IPv6 when checking subnet start and end
Fix vpn_pppoe_get_id and stop duplicating pppoeid for multiple servers, it fixes #2286
Merge pull request #862 from phil-davis/master

Fixes for DHCP range validation when entering from console
Use current racoon.conf syntax to avoid issues when deprecated one is removed, it fixes #3338
/usr/local/www/system.php: strip excess whitespace from ntp field before processing
Fix parsing of the rule number in the pf log on FreeBSD 10.x, part of Bug #2122
Add an option to restore default logout/error/portal custom pages on Captive Portal. Fixes #3362
Properly detect if an ip is already configured for VIP. Remove useless checks for carp
Make scripts able to react when called from FCGI with GET method
Remove a probably bad copy/paste line
Switch to php-fpm for lighty and check_reload_status will use it. Step by step will migrate the other calls
Use system ident rather than php-fpm for system logs
Remove deprecated sysctls. vfs.forcesync needs to be seen if the patch needs to be put in place again!
Mute the output of the command since its not really useful
Call all php scripts in bootup with fcgicli. For rc.bootup only the part needing input needs to be abstracted