Update zh_TW.lang

I rearranged the pixelmon Code according to the National Pokedex number

I also produced an English(US) version, if you need : 
en_US - Code of pixelmon by National Pokedex number.lang 102 KB
https://mega.co.nz/#!vwpElR6a!7Een-WM1WhivChRpuW9huvPB5QIKHpdwRhftxC0Pjv4