Furhter improvements on documentation

Isue-ID: NONRTRIC-531
Signed-off-by: elinuxhenrik <henrik.b.andersson@est.tech>
Change-Id: I9caa6fe8c885677e18ca4a6092b47d11d744ac32
diff --git a/docker-compose/LICENSE.txt b/docker-compose/LICENSE.txt
new file mode 100644
index 0000000..2496663
--- /dev/null
+++ b/docker-compose/LICENSE.txt
@@ -0,0 +1,14 @@
+LICENSE.txt
+
+Unless otherwise specified, all software contained herein is licensed
+under the Apache License, Version 2.0 (the "Software License");
+you may not use this software except in compliance with the Software
+License. You may obtain a copy of the Software License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the Software License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the Software License for the specific language governing permissions
+and limitations under the Software License.