Add rewind! method to jruby ByteBuffer
Add rewind! method to jruby ByteBuffer

mongodb/bson-ruby,mongodb/bson-ruby,ukblewis/bson-ruby,ukblewis/bson-ruby,estolfo/bson-ruby,ukblewis/bson-ruby,mongodb/bson-ruby,estolfo/bson-ruby,estolfo/bson-ruby,mongodb/bson-ruby,estolfo/bson-ruby,ukblewis/bson-ruby