Update changelog

cmaglie · cmaglie · commit 9e000904606d · 2017-03-31T15:22:34.000+02:00
diff --git a/CHANGELOG b/CHANGELOG
@@ -1,3 +1,8 @@
+SAMD CORE 1.6.13
+
+* Added SDU (SD card Updater) library.
+* Fixed 8MHz clock being generated incorrectly. Thanks @keestux
+
 SAMD CORE 1.6.12 2017.02.07
 
 * Fixed type conflict of utoa function. Thanks @kbumsik
