fix travis test run condition
fix travis test run condition

niboshi/chainer,niboshi/chainer,hvy/chainer,keisuke-umezawa/chainer,keisuke-umezawa/chainer,wkentaro/chainer,wkentaro/chainer,jnishi/chainer,ktnyt/chainer,ktnyt/chainer,chainer/chainer,jnishi/chainer,ktnyt/chainer,keisuke-umezawa/chainer,hvy/chainer,okuta/chainer,okuta/chainer,jnishi/chainer,pfnet/chainer,ktnyt/chainer,okuta/chainer,ronekko/chainer,jnishi/chainer,okuta/chainer,anaruse/chainer,rezoo/chainer,keisuke-umezawa/chainer,chainer/chainer,wkentaro/chainer,tkerola/chainer,niboshi/chainer,aonotas/chainer,niboshi/chainer,hvy/chainer,wkentaro/chainer,chainer/chainer,hvy/chainer,chainer/chainer