Pass PagerDuty token params to frontend

app/views/projects/settings/operations/_incidents.html.haml

@@ -5,4 +5,8 @@
         templates: templates.to_json,
         create_issue: setting.create_issue.to_s,
         issue_template_key: setting.issue_template_key.to_s,
-        send_email: setting.send_email.to_s } }
+        send_email: setting.send_email.to_s,
+        pagerduty_active: setting.pagerduty_active.to_s,
+        pagerduty_token: setting.pagerduty_token.to_s,
+        pagerduty_webhook_url: project_incidents_pager_duty_url(@project, token: setting.pagerduty_token),
+        pagerduty_reset_key_path: reset_pagerduty_token_project_settings_operations_path(@project) } }