Bug 202474 [Forms] Create a resource manager to share the bold font
If a FormToolkit is passed into FormEditor it is disposed upon disposal of the editor even though it may be shared.
bundles/org.eclipse.ui.forms/src/org/eclipse/ui/forms/widgets/FormText.java
/**
	 * The object ID to be used when registering action to handle URL hyperlinks
	 * (those that should result in opening the web browser). Value is
	 * "urlHandler".
	 */
	public static final String URL_HANDLER_ID = "urlHandler"; 
	/**
	 * Value of the horizontal margin (default is 0).
	 */
	public int marginWidth = 0;
	/**
	 * Value of tue vertical margin (default is 1).
	 */
	public int marginHeight = 1;
	
	
	private static final boolean DEBUG_TEXT = false;
	private static final boolean DEBUG_TEXTSIZE = false;
	private static final boolean DEBUG_FOCUS = false;	
	private boolean hasFocus;