1.Fix the bug that WiFi stop leads to task watchdog(526c6956)
2.Fix the WiFi init sequence bug
3.Fix smartconfig ipc crash
4.Put g_promis_buf to IRAM
5.esp_wifi_set_channel should return error when sniffer is not enabled
6.fix the bug when set WEP authmode or wrong authmode, there is no error return
7.fix the bug that STA parse authmode wrong when AP sets WPA_WPA2_PSK mode
8.fix the bug that wrong error code and wrong event when there is an auto AP in multi-ssid case