Unimplemented decompiler settings

[siegfriedpammer]

After @ashmind asked on gitter about the ObjectOrCollectionInitializers setting, I noticed that several decompiler settings remain without effect in the new decompiler engine.

[siegfriedpammer]

@dgrunwald Should we remove these? They are currently not implemented.

ILSpy/ICSharpCode.Decompiler/DecompilerSettings.cs

Lines 390 to 448 in 4c73a77

	#region Options to aid VB decompilation
	bool introduceIncrementAndDecrement = true;
	/// <summary>
	/// Gets/Sets whether to use increment and decrement operators
	/// </summary>
	public bool IntroduceIncrementAndDecrement {
	get { return introduceIncrementAndDecrement; }
	set {
	if (introduceIncrementAndDecrement != value) {
	introduceIncrementAndDecrement = value;
	OnPropertyChanged();
	}
	}
	}
	bool makeAssignmentExpressions = true;
	/// <summary>
	/// Gets/Sets whether to use assignment expressions such as in while ((count = Do()) != 0) ;
	/// </summary>
	public bool MakeAssignmentExpressions {
	get { return makeAssignmentExpressions; }
	set {
	if (makeAssignmentExpressions != value) {
	makeAssignmentExpressions = value;
	OnPropertyChanged();
	}
	}
	}
	bool alwaysGenerateExceptionVariableForCatchBlocks = false;
	/// <summary>
	/// Gets/Sets whether to always generate exception variables in catch blocks
	/// </summary>
	public bool AlwaysGenerateExceptionVariableForCatchBlocks {
	get { return alwaysGenerateExceptionVariableForCatchBlocks; }
	set {
	if (alwaysGenerateExceptionVariableForCatchBlocks != value) {
	alwaysGenerateExceptionVariableForCatchBlocks = value;
	OnPropertyChanged();
	}
	}
	}
	bool showDebugInfo;
	public bool ShowDebugInfo {
	get { return showDebugInfo; }
	set {
	if (showDebugInfo != value) {
	showDebugInfo = value;
	OnPropertyChanged();
	}
	}
	}
	#endregion