This enables access to /restconf on port 443 over HTTP/1.1 and HTTP/2
via rousette when enabled.
Also, slight refactor to allow including /restconf and /netbrowse as
optional locations in the main servier directive.
Signed-off-by: Joachim Wiberg <troglobit@gmail.com>
Relocate all nginx .conf files to board/common/rootfs/etc/nginx/ and
introduce available/*.conf with symlinks to enabled/*.conf
Signed-off-by: Joachim Wiberg <troglobit@gmail.com>