fixes AREDN->ticket:195 Change-Id: I30f8087aa59483cdbf73cfde8029ccc7bbd42cb5
Move httpd.conf to not store password and instead depend on the shadow password file. Also tag the 40_aredn_migrate-httpdconf script to be +x. Not strictly necessary but wish to have this standard Change-Id: I018d9a3294e45af2316b3c3947ef2a7d8081268b
Make sure httpd.conf is up to date on first boot.