Bug 26261 Confusion after setting hover prefs due to disabled hover - remove hover toggle
20021113 i set the 'shift' hover to source - nothing happens on hovering with shift down
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/PreferenceConstants.java
*/
	public static final String REFACTOR_WARNING_SEVERITY= "2"; 
	/**
	 * A string value used by the named preference <code>REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD</code>.
	 * 
	 * @see #REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD
	 */
	public static final String REFACTOR_INFO_SEVERITY= "1"; 
	/**
	 * A string value used by the named preference <code>REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD</code>.
	 * 
	 * @see #REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD
	 */
	public static final String REFACTOR_OK_SEVERITY= "0"; 
	/**
	 * A named preference thet controls whether all dirty editors are automatically saved before a refactoring is
	 * executed.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public static final String REFACTOR_SAVE_ALL_EDITORS= "Refactoring.savealleditors"; 
	/**
	 * A named preference that controls if the Java Browsing views are linked to the active editor.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * 
	 * @see #LINK_PACKAGES_TO_EDITOR
	 */