- update to version 4.1_git20210110
* Change FT897 write_delay to 5ms -- MicroHam seems to need it
* Another attempt to get FT2000 RFPOWER_METER correct for both 0-1 and
watts readings
* Add FT-897D
* Add ft100_get_ctcss_tone, ft100_get_dcs_code, ft100_get_rptr_shift
* Fix PowerSDR STRENGTH
* Fix flrig STRENGTH call
* Fix RIG_LEVEL_STRENGTH break in flrig.c
* Add Barrett 950
* Change max baud on ic7300 to 115,200
* Update copyright