luci-base: check support for hostapd wps
luci-base: check support for hostapd wps

Check if hostapd supports wps pushbutton features.
(wps is now supported by ubus instead of using hostapd_cli)

Signed-off-by: Ansuel Smith <8c645932af3224b0115bbb0f5493ff0cc8fff0b2@gmail.com>

hnyman/luci,openwrt/luci,openwrt/luci,lbthomsen/openwrt-luci,openwrt/luci,hnyman/luci,lbthomsen/openwrt-luci,openwrt/luci,lbthomsen/openwrt-luci,hnyman/luci,hnyman/luci,hnyman/luci,openwrt/luci,openwrt/luci,openwrt/luci,hnyman/luci,hnyman/luci,lbthomsen/openwrt-luci,lbthomsen/openwrt-luci,lbthomsen/openwrt-luci,hnyman/luci,lbthomsen/openwrt-luci,lbthomsen/openwrt-luci,openwrt/luci