fix bugs

Add domain whitelist in conf, and auto pass subdomains

First supported version on OpenWRT kamikaze

Update doxygen.cfg.in, fix bugs

Fix incomplete change to make te gateway retry external interface for…

…ever.

Close wifidog#321 #332

Fix bug wifidog#238

Fix bug wifidog#65

Added some informations so it compiles on newer OpenWRT's (whiterussi…

…an-rc2)

An auth server on port 80 will now work, Added an FAQ