feat(crm): add invoices CLI and opportunity update

Expose CRM invoice list/get/create/delete and catalog items via oo,
plus contact address/about helpers and opportunity bid/stage update.
Needed for Medex VM billing and other draft invoices.

cmd/oo/main.go

@@ -14,6 +14,7 @@
 //	oo crm-tasks     list | create | delete | categories
 //	oo crm           cleanup
 //	oo mails         accounts | folders | list | get | delete
+//	oo invoices      list | get | create | delete | items (list|create|delete)
 //	oo applications  sync
 //	oo catalog       scan-contacts | scan-projects | scan-thunderbird | merge | match | apply
 //