Updated README.md
Updated README.md

Change-Id: I9d218fd4520642a24c014f3a97f89c8f7652c69a
Signed-off-by: Matthias Steiner <f993a846b9564806e81b31c0d9cc7d75fce3a664@inscope.net>

SAP/cloud-weatherapp,SAP/cloud-weatherapp,SAP/cloud-weatherapp