[Ovmsdev] Attention: esp-idf upgrade still breaks configuration

See https://github.com/openvehicles/Open-Vehicle-Monitoring-System-3/pull/165

I'll reset both master branches now.

If you're about to pull, please wait until I've reverted the branches.

Regards, Michael

-- Michael Balzer * Helkenberger Weg 9 * D-58256 Ennepetal Fon 02333 / 833 5735 * Handy 0176 / 206 989 26