Passing the file argument to the xml break for EL 7.1, the fix removes
the argument as just passing rombar='off' with its file arg to be empty string.
This closes#290
(cherry picked from commit aafa0c80b35a9f0e533e5a4b18d03f1e47cf9bfe)
Signed-off-by: Rohit Yadav <rohit.yadav@shapeblue.com>