Bug 176450 Support link to CSS Feature(Model Part)
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ModuleHandle.java
* resources in fragments. Usually it should be the plug-in id of the host
	 * plug-in.
	 * 
	 * @param symbolicName
	 * @throws SemanticException
	 */
	public void setSymbolicName( String symbolicName ) throws SemanticException
	{
		
	}
	/**
	 * Returns the system id of the module. It is the URL path of the module.
	 * 
	 * @return the system id of the module
	 */
	public URL getSystemId( )
	{
		return module.getSystemId( );
	}
	/**
	 * Removes special script lib.
	 * 
	 * @param scriptLib
	 *            script lib
	 * @throws SemanticException
	 */
	public void dropScriptLib( ScriptLib scriptLib ) throws SemanticException
	{
		ElementPropertyDefn propDefn = module.getPropertyDefn( SCRIPTLIBS_PROP );
		if ( scriptLib == null )