feat(itam): Add markdown tag $software_version

ref: #690 closes #596

app/core/lib/markdown_plugins/model_reference.py

@@ -106,6 +106,14 @@ def plugin(
 
                 url = reverse('ITAM:_software_view', kwargs={'pk': int(id)})
 
+            elif item_type == 'software_version':
+
+                from itam.models.software import SoftwareVersion
+
+                model = SoftwareVersion
+
+                url = reverse('ITAM:_software_version_view', kwargs={'pk': int(id)})
+
 
             if url:
 

app/core/lib/slash_commands/linked_model.py

@@ -205,6 +205,14 @@ For this command to process the following conditions must be met:
 
             item_type = TicketLinkedItem.Modules.SOFTWARE
 
+        elif model_type == 'software_version':
+
+            from itam.models.software import SoftwareVersion
+
+            model = SoftwareVersion
+
+            item_type = TicketLinkedItem.Modules.SOFTWARE_VERSION
+
         elif model_type == 'team':
 
             from access.models.team import Team