Merge pull request bugst#174 from bugst/windows-multi-set-rtscts

windows: Avoid double-set of communication parameters on Open

Merge pull request bugst#165 from cmaglie/fix_darwin_enumerator

Fix some rare MacOSX USB port enumerator failures

Merge pull request bugst#163 from deadprogram/define-darwin-cgo-types

darwin: use Go type wrappers to avoid declaring Go methods on C types.

Merge pull request bugst#153 from cmaglie/fix_windows_enumerator

windows: Avoid panic if USB Product name is empty

Merge pull request bugst#147 from cmaglie/remove_windows_timeout_loop

Remove unnecessary code, originally for checking for disconnects when using non-overlapped I/O

Release 1.4.0

Release v1.3.5

Release 1.3.4

Merge pull request bugst#120 from ctarsjp/uart-ports-detection

Added detection of UART ports (/dev/ttymxc*)

Merge pull request bugst#119 from cmaglie/fix-darwin-arm64-issue

Fixed runtime build problem with darwin/amd64