Fix printing of character variables
Fix printing of character variables

* src/mat.c (Mat_VarPrint): Fix the format of printed character data

CBL-ORION/matio,MaartenBent/matio,CBL-ORION/matio-sf-mirror,NJannasch/matio,MaartenBent/matio,telehan/libmatio,martinichka/matio-coder,NJannasch/matio,tbeu/matio,martinichka/matio-coder,martinichka/matio-coder,tbeu/matio,MaartenBent/matio,MaartenBent/matio,telehan/libmatio,tbeu/matio,CBL-ORION/matio,CBL-ORION/matio-sf-mirror,tbeu/matio