Test

Revision:
2:d1d38f4bc0e8
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/.hgignore	Fri Mar 19 08:22:51 2021 +0000
@@ -0,0 +1,3 @@
+^BUILD$
+^.mbed$
+^mbed-os$