As of Version 6.0, MLDisownUnicodeString () has been superseded by MLReleaseUCS2String ().
As of Version 6.0, MLOpenArgv() has been superseded by MLOpenArgcArgv.
The use of the MLYieldParameters object is obsolete and is only maintained for backwards compatibility.
As of Version 6.0, ButtonEvaluator has been superseded by Evaluator.
In Mathematica 6.0, ButtonExpandable has been superseded by ImageSize -> Full.
As of Version 6.0, the ButtonFrame option has been superseded by the Appearance option.
As of Version 6.0, the ButtonNote option has been superseded by the function StatusArea.
ColumnForm has been superseded by the more general function Column.
As of Version 6.0, ContourGraphics has been superseded by GraphicsComplex and related functionality.
As of Version 6.0, DensityGraphics has been superseded by GraphicsComplex and related functionality.