Fix issue reading version 7.3 files
Fix issue reading version 7.3 files

Apply patch from http://sourceforge.net/p/matio/bugs/31/

Signed-off-by: tbeu <d61e3363def3f4e448c68105abdea736e4532873@tbeu.de>

tbeu/matio,MaartenBent/matio,NJannasch/matio,NJannasch/matio,MaartenBent/matio,MaartenBent/matio,tbeu/matio,tbeu/matio,MaartenBent/matio,tbeu/matio