Check if the arguments have spaces in them and add back the quotes argv

parsing removes. This fixes issues with the MT flag among others.
-MT "stubdata.d stubdata.o stubdata.ao"

wrapper/main.cpp

@@ -289,7 +289,14 @@ bool parse(int argc, char **argv, Target &target) {
     char *arg = argv[i];
 
     if (*arg != '-') {
-      target.args.push_back(arg);
+      // Check if the argument has spaces, we need to add back the quotes if
+      // that's the case
+      std::string argument = arg;
+      if (argument.find_first_of("\t\n ") != std::string::npos) {
+        argument = "\"" + argument + "\"";
+      }
+
+      target.args.push_back(argument);
       continue;
     }