Revert "Merge pull request #99 from cloudant/fix-fencepost"

This reverts commit 1cf3128d139ebd4e1d6055cdcfbdede43febe1be, reversing
changes made to 82223b0e44c83fb60e93f7653a3bebd22ea98bfe.
Revert "Revert "Revert uuid in changes feeds temporarily""

This reverts commit 92190f71fecf4a22102154231a2de09ad910616c.