So I started up 1.1 with some mods, nothing special. SpaceY family, KER, MJ and old Kerbonov.. I made my usual LKO tourist craft (proven reliable during 1.x era), loaded some tourists and some science, went for 80x80 orbit. Everything went smoothly until I tried to return to Kerbin. Something was wrong. It should brake, but it didn't. Few explosions later I tried more gentle aerobraking at ~50km. After some time I checked AP... 300km... 400km... 500km... hmmmm. After aeroaccelerating was co