Fixed a bug with argout values being incorrectly

returned when the first argout/returned element
was an array.

Made std::pair and container returned elements be
frozen (like tuples in python).

Added the std_containers.i test from python and
created a ruby runme file for it.




git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@9746 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Lib/ruby/rubycontainer.swg

@@ -1007,6 +1007,7 @@ namespace swig {
 	  RARRAY_PTR(obj)[i] = swig::from<value_type>(*it);
 	}
 	RARRAY_LEN(obj) = size;
+	rb_obj_freeze(obj);  // treat as immutable result
 	return obj;
       } else {
 	rb_raise(rb_eRangeError,"sequence size not valid in ruby");