Reset read position on buffer instead of creating new ones
Reset read position on buffer instead of creating new ones

estolfo/mongo-ruby-driver,kay-kim/mongo-ruby-driver,jonhyman/mongo-ruby-driver,jonhyman/mongo-ruby-driver,saghm/mongo-ruby-driver,mongodb/mongo-ruby-driver,kay-kim/mongo-ruby-driver,mongodb/mongo-ruby-driver,estolfo/mongo-ruby-driver,brandonblack/mongo-ruby-driver,saghm/mongo-ruby-driver,wandenberg/mongo-ruby-driver,mongodb/mongo-ruby-driver