Option to hide network speed when there is no traffic 2/2

Change-Id: I540b34245d648c2b490d736ce5280b35f06ea3a8
fix

Change-Id: I4b7b562682249be54a486501837af4ae58e1e576
minor translation

Change-Id: I9eb18b4d955f4227911ecaf345d68cd1d6ed3b1d
fix translate

Change-Id: I222b7e3536f46f160409f7c7bb610ff906b64aed