Inspired by karlsen's Tree of Life to Pandaran Monk and wanted the same for Boomkin, I went ahead and made a patch for it.
patch-F includes Tauren and Night Elf Boomkin forms. (Hopefully Tauren works, I only have a Night Elf toon. Should work though.)
patch-F.MPQ
Pic: http://img16.imageshack.us/img16/639...1110205923.jpg