2024-01-11 v0.4.0 use new ACK messages instead hw-flow control 2020-05-01 v0.3.5 use gnu99 instead of gnu11, add O_NDELAY to serial port initialization 2020-04-08 v0.3.4 removed hw flow control for mac and bsd 2020-04-06 v0.3.3 fixed progressbar for files smaller than 256 bytes 2020-04-05 v0.3.2 changes for __APPLE__ and BSD - still not work on aplle :( 2020-04-03 v0.3.1 fixed complicated interrupting by ctrl-c 2019-03-26 v0.3.0 add support for time/date handling 2019-03-16 v0.2.3 fixed serial port setup to work on Mac 2019-03-09 v0.2.2 remove unnecessary waiting after last block 2019-03-02 versions before this date was unreleased