Bug 45638 [preferences] overwrite mode setting
Needs to be moved to Java>Editor>Typing.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/PreferenceConstants.java
* are formatted by the content formatter.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */	
	public final static String FORMATTER_COMMENT_FORMAT= "comment_format_comments"; 
	/**
	 * A named preference that controls whether a new line is inserted
	 * after Javadoc root tag parameters.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */	
	public final static String FORMATTER_COMMENT_NEWLINEFORPARAMETER= "comment_new_line_for_parameter"; 
	/**
	 * A named preference that controls whether an empty line is inserted before
	 * the Javadoc root tag block.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */	
	public final static String FORMATTER_COMMENT_SEPARATEROOTTAGS= "comment_separate_root_tags"; 
	/**
	 * A named preference that controls whether blank lines are cleared during formatting