Use python 2.7 version of get-pip.py, current one does not work on ubuntu1604 (#2173)
Use python 2.7 version of get-pip.py, current one does not work on ubuntu1604 (#2173)

Co-authored-by: Oleg Pudeyev <20b70f0af00562e63758b9ee42012ecc96c58590@bsdpower.com>
mongodb/mongo-ruby-driver,mongodb/mongo-ruby-driver,mongodb/mongo-ruby-driver