Cherry-pick #10950 to 7.x: [Filebeat] [Netflow] fix field name conversion to snake case#11033

Merged

adriansr merged 1 commit intoelastic:7.xfrom adriansr:backport_10950_7.x

Mar 2, 2019

+225-183

Commits on Mar 1, 2019

[Filebeat] [Netflow] fix field name conversion to snake case (elastic#10950 )
adriansr
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