Pushes array to the stack. Converts it to Lua table.
stack.pushtable([1, 2, 3]) stack.pop # => {1.0 => 1.0, 2.0 => 2.0, 3.0 => 3.0}
Pushes hash onto the stack. Converts it to Lua table
stack.pushtable({"one" => "1", "two" => 2}) stack.pop # => {"one" => "1", "two" => 2}