Flow delete from flow table

[elifkizilky]

A way to remove flow rules from table should be implemented

[bgmrsln]

We can successfully delete rules from flow table by cookie id that is set by use when adding a rule. But cookie overflow should be considered.

[bgmrsln]

source : https://stackoverflow.com/questions/49971882/delete-flows-matching-specific-cookie-openflow-1-3-5-spec-support-by-openvswit

[bgmrsln]

remove flow table rule by match: https://github.com/FlowForwarding/LINC-Switch/blob/master/scripts/ryu/remove_flows_v1_3.py