AETHER-2175 Add ROC and SimApp for 4G/5G

Change-Id: I36e58853c2681eff4f80bcc50bcad548b9220e49
diff --git a/roc-5g-models.json.license b/roc-5g-models.json.license
new file mode 100644
index 0000000..0508f22
--- /dev/null
+++ b/roc-5g-models.json.license
@@ -0,0 +1,3 @@
+SPDX-FileCopyrightText: 2021 Open Networking Foundation
+
+SPDX-License-Identifier: LicenseRef-ONF-Member-Only-1.0
\ No newline at end of file