rev64.3
1. Modify the receiving delay of uart0 over modbus to avoid timeout
2. Basical trendlog function is done.

rev64.2
1. matched with TCU-NG2
2. support static IP of wifi and ethernet

rev64.1
1. fixed MSTP communication issue
2. support T3-LB_ESP, make I2C communcation better
3. support Airlabe_ESP, basical funciton is ok
4. add mstp_network


rev63.5:
1. fix crush issue when change wifi using bacnetip

rev63.4:
1. support chagne instance by T3000.

rev63.3
1. MSTP communciation is ok


rev61.5
1. initial revision inherited from the old product