Created README files for CHO, FUNC, and SCPF tests

Change-Id: I03dac9d76ea0a7eb3007a289325eb9bd954c759d
diff --git a/TestON/tests/FUNCovsdbtest/README b/TestON/tests/FUNCovsdbtest/README
new file mode 100644
index 0000000..e73cc26
--- /dev/null
+++ b/TestON/tests/FUNCovsdbtest/README
@@ -0,0 +1,2 @@
+TODO:
+    Brief summary of the test and test cases.