WS2Pv2 : Implement connection negotiation

• add messages Ack & Ok #143 (closed)
• init stdout logger at begin of all tests
• reset server challenge every X min
• add strong anti-spam system
• add method sig_is_mandatory() to WS2PvMsg

added C-ws2p label

changed title from WS2Pv2 Controllers to WS2Pv2 : Implement connection negotiation

created branch 95-ws2pv2-implement-connection-negotiation

mentioned in merge request !85 (merged)

closed via merge request !85 (merged)

reopened

mentioned in merge request !101 (closed)

added S-to do in priority label

mentioned in issue #143 (closed)

changed the description

mentioned in issue #144

marked the checklist item add messages Ack & Ok #143 (closed) as completed

marked the checklist item init stdout logger at begin of all tests as completed

assigned to @HugoTrentesaux and unassigned @librelois

added S-doing label and removed S-to do in priority label

changed milestone to %v0.4 Full Mirror Node