Add beginning of ScenePresenceAgentTests.TestCreateChildScenePresence()

This required an option to be added to NullRegionData via ConnectionString for it to act as a non-static instance, so that regression tests (which only load this class once) don't get hopeless confused and complex to compensate.
Normal standalone operation unaffected.

OpenSim/Framework/Tests/AgentCircuitManagerTests.cs

@@ -194,8 +194,6 @@ namespace OpenSim.Framework.Tests
 
             resp = agentCircuitManager.AuthenticateSession(SessionId2, AgentId2, circuitcode2);
             Assert.That(!resp.Authorised);
-
         }
-
     }
 }

OpenSim/Framework/Tests/AnimationTests.cs

@@ -87,8 +87,6 @@ namespace OpenSim.Framework.Tests
             anim4.SequenceNum = anim2.SequenceNum;
             
             Assert.That(anim4.ObjectID == objUUID2 && anim4.AnimID == animUUID2 && anim4.SequenceNum == 1, "void constructor and manual field population failed to set the properties correctly.");
-             
-
         }
     }
 }