Rtos API example

Revision:
0:9fca2b23d0ba
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-os/tools/export/.hgignore	Sat Feb 23 12:13:36 2019 +0000
@@ -0,0 +1,22 @@
+syntax: regexp
+\.hgignore$
+\.git$
+\.svn$
+\.orig$
+\.msub$
+\.meta$
+\.ctags
+\.uvproj$
+\.uvopt$
+\.project$
+\.cproject$
+\.launch$
+\.project$
+\.cproject$
+\.launch$
+Makefile$
+\.ewp$
+\.eww$
+\.htm$
+Debug$
+.settings$