Add CHANGELOG

Author: jonathanpallant

CHANGELOG.md

@@ -1,5 +1,14 @@
 # Changelog
 
+## 0.2.0
+
+- Added `--help` argument
+- Added `--serial xx` argument to pick a specific dongle
+- Added `--abort` argument to take a dongle out of DFU mode
+- Added `--all` argument to act on all discovered dongles
+- Added `--get-images` to list what is on the dongle(s)
+- Upgraded to latest `serialport` library
+
 ## 0.1.3
 
 - Relax firmware address check to support development boards other than the nRF-Dongle