Vlan filter match and action

[wangling94]

1. filter match support vlanId and srcMac, dstMac.
2. filter action support vlan pop/push.

[wangling94]

refer commit of shuowang123, but fix some problem like when show a flower with vlan match, filter.EthType is missing. test on server
#810
#809

[wangling94]

uname -r
3.10.0-693.21.7.el7.x86_64
ip -V
ip utility, iproute2-ss130716
test on server with CX5

[wangling94]

trigger check rerun

[wangling94]

re run

[wangling94]

@aboch
Sorry to bother you, I've identified the issue causing intermittent failures in the CI and have attempted to fix it in my PR. Could you please review it when you have a moment?

[aboch]

@wangling94 you are not bothering at all.

This project follows a one change/fix/feature per commit per PR.
Please open a dedicated PR for the UT fix and one for the new vlan filter functionality.

Thank you for your contributions

[wangling94]

@wangling94 you are not bothering at all.

This project follows a one change/fix/feature per commit per PR. Please open a dedicated PR for the UT fix and one for the new vlan filter functionality.

Thank you for your contributions

Thank you for reminding that, i have move UT fix to #1043