initial readme and copyright information

Change-Id: Iae21011d61da94a382147402d652dc651dea9f8a
Signed-off-by: Michele Carignani <michele.carignani@etsi.org>

COPYRIGHT

+ETSI FORGE COPYRIGHT STATEMENT
+
+Copyright (c) ETSI 2017.
+
+This software is subject to copyrights owned by ETSI. Non-exclusive permission 
+is hereby granted, free of charge, to copy, reproduce and amend this file 
+under the following conditions: It is provided "as is", without warranty of any 
+kind, expressed or implied. 
+
+ETSI shall never be liable for any claim, damages, or other liability arising 
+from its use or inability of use.This permission does not apply to any documentation 
+associated with this file for which ETSI keeps all rights reserved. The present 
+copyright notice shall be included in all copies of whole or part of this 
+software and shall not imply any sub-license right.

README.md

+# Radio Network Information API
+
+This repository contains OpenAPIs descriptions for the interfaces specified in ETSI GS MEC 012.
+
+## Online resources
+
+* [Navigate the API in the browser](https://forge.etsi.org/rep/gitweb.cgi/MEC.GS_012.git/blob/HEAD:/RniAPI.yaml#swagger).
+* [Edit the API online](https://forge.etsi.org/swagger/editor/?url=https://forge.etsi.org/rep/gitweb.cgi/MEC.GS_012.git/blob_plain/HEAD:/RniAPI.yaml).
+
+## ETSI Forge Copyright statement
+
+Copyright (c) ETSI 2017.
+
+This software is subject to copyrights owned by ETSI. Non-exclusive permission 
+is hereby granted, free of charge, to copy, reproduce and amend this file 
+under the following conditions: It is provided "as is", without warranty of any 
+kind, expressed or implied. 
+
+ETSI shall never be liable for any claim, damages, or other liability arising 
+from its use or inability of use.This permission does not apply to any documentation 
+associated with this file for which ETSI keeps all rights reserved. The present 
+copyright notice shall be included in all copies of whole or part of this 
+software and shall not imply any sub-license right.