Updated changelog

Author: Johan Lofstad - M19936

CHANGELOG.md

@@ -1,3 +1,15 @@
-# v1.0.0
+# 1.0.0
 
-* Initial Release
+* Initial Release
+
+# 1.1.0
+
+## Features
+
+* Added sensor driver shutdown to lower power examples
+* Refactored sandbox to use modulo instead of masking
+
+## Bugfixes
+
+* Fixed a bug where the board buttons were disabled during sleep, and could not wake up the MCU
+* Removed configuring button as input again after not disabling it