Removed abstract SetText method from EntityBase to make cleaner API.

Signed-off-by: Melanie <melanie@t-data.com>

OpenSim/Region/Framework/Scenes/EntityBase.cs

@@ -130,8 +130,6 @@ namespace OpenSim.Region.Framework.Scenes
         {
             return (EntityBase) MemberwiseClone();
         }
-
-        public abstract void SetText(string text, Vector3 color, double alpha);
     }
 
     //Nested Classes

OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs

@@ -1360,7 +1360,7 @@ namespace OpenSim.Region.Framework.Scenes
             ScheduleGroupForFullUpdate();
         }
 
-        public override void SetText(string text, Vector3 color, double alpha)
+        public void SetText(string text, Vector3 color, double alpha)
         {
             Color = Color.FromArgb(0xff - (int) (alpha * 0xff),
                                    (int) (color.X * 0xff),

OpenSim/Region/Framework/Scenes/ScenePresence.cs

@@ -3212,11 +3212,6 @@ namespace OpenSim.Region.Framework.Scenes
             }
         }
 
-        public override void SetText(string text, Vector3 color, double alpha)
-        {
-            throw new Exception("Can't set Text on avatar.");
-        }
-
         /// <summary>
         /// Adds a physical representation of the avatar to the Physics plugin
         /// </summary>