When trying each imageio plugin in turn to see which will open a file, make sure to actually close() in case a poorly-written plugin's destructor doesn't automatically close.
When trying each imageio plugin in turn to see which will open a file, make
sure to actually close() in case a poorly-written plugin's destructor doesn't
automatically close.


git-svn-id: c3edda122e248ef33995da003806c930f62b9468@454 31904243-a364-42ac-a3db-9305396518ba

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