OpenWrt 19.07.0 first release candidate

[lleachii]

@twinkleLED

Maybe we can jointly do a separate thread

• Wpa3 support in OpenWrt?
• No Option in GUI to set WPA3 auth
• What is Wpa3 support in OpenWrt?
• https://forum.openwrt.org/search?q=wpa3%20order%3Alatest

(You likely need the encryption suite too.)