www/tdom: update to 0.9.5

• Added the asTypedList method to the domDoc and domNode commands.
• Added the createFromTypedList method to the dom command.
• Updated to expat 2.6.3.
• Added the flag -keepTextStart to the expat command.
• Text node commands created by createNodeCmd of the json type NULL, TRUE or FALSE may be called without argument.
• Changed the error messages of the dom, domDoc and domNode commands to mostly confirm to ususal Tcl behaviour.
• Added the asTclValue method to the domDoc and domNode commands.