[re #12521] Added WebSocket service into Jira pump, saving IssueLinks into Relation table
- Added notifying via
WebSocketService
- Added support for saving
IssueLink
- we will need those objects (in tablerelation
) to be able save links between issues - Prepared saving of only same proejct issues (I will finish it tommorow, right now there is just placeholder)
- Also addeed some methods into core package