add ffize target.
add ffize target.

pquerna/ffjson,trigrass2/ffjson,cmeon/ffjson,sunminghong/ffjson,xyliuke/ffjson,cw2018/ffjson,xyliuke/ffjson,xiuzhifu/ffjson,sunminghong/ffjson,cmeon/ffjson,trigrass2/ffjson,pquerna/ffjson,jamesliu96/ffjson,jamesliu96/ffjson,xladykiller/ffjson,xiuzhifu/ffjson,xladykiller/ffjson,cw2018/ffjson