Merge "[Camera] Modified to release Display when disposing." into tizen

diff --cc src/Tizen.Multimedia.Camera/Camera/Camera.cs
index d7b438b,ea221f7..8d915ac
--- 1/src/Tizen.Multimedia.Camera/Camera/Camera.cs
--- 2/src/Tizen.Multimedia.Camera/Camera/Camera.cs
+++ b/src/Tizen.Multimedia.Camera/Camera/Camera.cs
@@@ -84,9 -83,9 +84,10 @@@ namespace Tizen.Multimedi
          /// <summary>
          /// Release any unmanaged resources used by this object.
          /// </summary>
 +        /// <since_tizen> 3 </since_tizen>
          public void Dispose()
          {
+             ReplaceDisplay(null);
              Dispose(true);
              GC.SuppressFinalize(this);
          }