Add cursor tests
Add cursor tests

abhishekgahlot/rethinkdbdash,JohnyDays/rethinkdbdash,neumino/rethinkdbdash,dmitrig01/rethinkdbfake,mbroadst/rethinkdbdash,kulbirsaini/rethinkdbdash,tswayne/rethinkdbdash,mbroadst/rethunk,marshall007/rethinkdbdash,andrerpena/rethinkdbdash,adammcarth/rethinkdbdash,beni55/rethinkdbdash