domain: If title present, print only it

Forcing the name to be in the picture reduces the usefulness IMO

tests/testdriver.xml

@@ -314,6 +314,7 @@
   <description>Test alternate devices that can't be crammed in
 test-many-devices, like an alternate RNG.
   </description>
+  <title>test alternate devs (title)</title>
   <memory>8388608</memory>
   <currentMemory>2097152</currentMemory>
   <vcpu>2</vcpu>

virtManager/domain.py

@@ -336,13 +336,11 @@ class vmmDomain(vmmLibvirtObject):
             self._name = self._backend.name()
         return self._name
 
-    def get_name_with_title(self):
-        # When available, include the title in the name
-        name = self.get_name()
+    def get_name_or_title(self):
         title = self.get_title()
         if title:
-            return "%s - %s" % (name, title)
-        return name
+            return title
+        return self.get_name()
 
     def get_title(self):
         return self.get_xmlobj(inactive=True).title

virtManager/manager.py

@@ -646,7 +646,7 @@ class vmmManager(vmmGObjectUI):
             color = self._build_conn_color(conn)
             os_icon = None
         else:
-            name = vm.get_name_with_title()
+            name = vm.get_name_or_title()
             status = vm.run_status()
             markup = self._build_vm_markup(name, status)
             status_icon = vm.run_status_icon_name()
@@ -761,7 +761,7 @@ class vmmManager(vmmGObjectUI):
             return
 
         try:
-            name = vm.get_name_with_title()
+            name = vm.get_name_or_title()
             status = vm.run_status()
 
             row[ROW_SORT_KEY] = name