d.vect: default line width to '1'

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@41158 15284696-431f-4ddb-bdfa-cd5b030d7da7

display/d.vect/main.c

@@ -187,7 +187,7 @@ int main(int argc, char **argv)
     width_opt = G_define_option();
     width_opt->key = "width";
     width_opt->type = TYPE_INTEGER;
-    width_opt->answer = "0";
+    width_opt->answer = "1";
     width_opt->guisection = _("Lines");
     width_opt->description = _("Line width");