Rohit Yadav c93630f125
travis: use explicit change directory and use -pl to build rat check (#3472)
This tries to fix build failures seen in job 1 of Travis. Also fixes a pylint issue.

Signed-off-by: Rohit Yadav <rohit.yadav@shapeblue.com>
2019-07-05 15:47:44 +05:30
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