testtex: add --wrap to let you select wrap mode.
testtex: add --wrap to let you select wrap mode.

mcanthony/oiio,cwilling/oiio,bdeluca/oiio,OpenImageIO/oiio,lgritz/oiio,sambler/oiio,mcanthony/oiio,OpenImageIO/oiio,scott-wilson/oiio,YangYangTL/oiio,jeremyselan/oiio,sambler/oiio,mcanthony/oiio,micler/oiio,sambler/oiio,micler/oiio,scott-wilson/oiio,lgritz/oiio,jeremyselan/oiio,OpenImageIO/oiio,cwilling/oiio,scott-wilson/oiio,lgritz/oiio,scott-wilson/oiio,lgritz/oiio,cwilling/oiio,cwilling/oiio,mcanthony/oiio,bdeluca/oiio,YangYangTL/oiio,jeremyselan/oiio,micler/oiio,YangYangTL/oiio,micler/oiio,bdeluca/oiio,sambler/oiio,OpenImageIO/oiio,YangYangTL/oiio,bdeluca/oiio