Bump to 2.1.7
Bump to 2.1.7

tswayne/rethinkdbdash,abhishekgahlot/rethinkdbdash,neumino/rethinkdbdash,kulbirsaini/rethinkdbdash,adammcarth/rethinkdbdash,mbroadst/rethinkdbdash,mbroadst/rethunk,beni55/rethinkdbdash