Add header file to the Models.h

Author: dianambb

Templates/ObjC/Models/Models.h.tt

@@ -3,6 +3,7 @@
 <#@ include file="SharedObjC.template.tt"#>
 
 #import "MSDate.h"
+#import "MSTimeOfDay.h"
 <#		
 var enums = model.GetEnumTypes();
 foreach(var e in enums)