Bug 65389 '#' should be a default auto activation trigger for javadoc content assist
'#' should be a default auto activation trigger for javadoc content assist, since we offer code assist in situations like /** @see Vector#<caret_here> */. IMO, we should make all these characters auto activation triggers: "@#.<".
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/PreferenceConstants.java
* <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */	
	public final static String FORMATTER_COMMENT_FORMATHTML= "comment_format_html"; 
	/**
	 * A named preference that controls if the Java code assist gets auto activated.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public final static String CODEASSIST_AUTOACTIVATION= "content_assist_autoactivation"; 
	/**
	 * A name preference that holds the auto activation delay time in milli seconds.
	 * <p>
	 * Value is of type <code>Integer</code>.
	 * </p>
	 */
	public final static String CODEASSIST_AUTOACTIVATION_DELAY= "content_assist_autoactivation_delay"; 
	/**
	 * A named preference that controls if code assist contains only visible proposals.
	 * <p>
	 * Value is of type <code>Boolean</code>. if <code>true<code> code assist only contains visible members. If 
	 * <code>false</code> all members are included.
	 * </p>
	 */
	public final static String CODEASSIST_SHOW_VISIBLE_PROPOSALS= "content_assist_show_visible_proposals"; 
	/**