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
/**
	 * A named preference that holds the characters that auto activate code assist in Java code.
	 * <p>
	 * Value is of type <code>String</code>. All characters that trigger auto code assist in Java code.
	 * </p>
	 */
	public final static String CODEASSIST_AUTOACTIVATION_TRIGGERS_JAVA= "content_assist_autoactivation_triggers_java"; 
	/**
	 * A named preference that holds the characters that auto activate code assist in Javadoc.
	 * <p>
	 * Value is of type <code>String</code>. All characters that trigger auto code assist in Javadoc.
	 * </p>
	 */
	public final static String CODEASSIST_AUTOACTIVATION_TRIGGERS_JAVADOC= "content_assist_autoactivation_triggers_javadoc"; 
	/**
	 * A named preference that holds the background color used in the code assist selection dialog.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 * 
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 */
	public final static String CODEASSIST_PROPOSALS_BACKGROUND= "content_assist_proposals_background"; 
	/**
	 * A named preference that holds the foreground color used in the code assist selection dialog.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>