Adding current version of JEInterface (Matlab Interface) to resource folder

resources/MatlabInterface/@JEInterface/setOpt.m

@@ -0,0 +1,9 @@
+function int = setOpt(int, optName, optVal)
+% Set a single optimset value within the JI instance.
+% Arguments: 
+%           int: the JEInterface instance
+%           optName: name of the option to change, e.g. 'MaxFunEvals'
+%           optVal: new value
+
+opts = optimset(int.opts, optName, optVal);
+int.opts = opts;