Updated changelog

Author: biesiad

HISTORY.md

@@ -6,6 +6,8 @@ I tried to give credit whenever possible. If I have missed anyone, kindly add it
 
 ### In Development
 
+- New: Add support for /dev/tty.wchusbserial* (comes with cheap clones - DCCduino) (https://github.com/biesiad)
+- New: Add support for picocom as serial monitor(https://github.com/biesiad)
 - Tweak: Looks for submenu items first when parsing BOARDS_TXT (Issue #347) (https://github.com/sej7278)
 - Tweak: Various spelling/grammar/typo fixes (https://github.com/dcousens)
 - Tweak: Clarified some 1.5+ issues in docs (Issue #352) (https://github.com/sej7278)