In order to play a wars of liberty match in gameranger, you must change the agey.exe gameranger loads in options.
To do this, press edit in your main gr window, then options. Then find the asian dynesties in the options then press open. Now leave the bin folder you start in your directory and find the one that wars of liberty is installed in. Then select the agey.exe there and try hosting or joining another wol game. Note that you will need to change back and forth to play tad and other mods from now on.