Improved integration/basic code quality
It is an example we recommend every project to start with [0],
so it should conform to code quality recommendations [1].
[0] https://wiki.opendaylight.org/view/Integration/Test/Step_by_Step_Guide_To_Creating_System_Tests#Move_your_robot_suites_.28test_folders.29_into_the_project_folder
[1] https://wiki.opendaylight.org/view/Integration/Test/Test_Code_Guidelines
Change-Id: Ic66a594eba8113c562d62a99ac41c8019252fdc2
Signed-off-by: Vratko Polak <vrpolak@cisco.com>