prepare v0.9.7

Merge pull request pgcentralfoundation#1178 from tcdi/v0.9.6-oob

prepare v0.9.6

Update version to 0.9.5 (pgcentralfoundation#1168)

Update version to 0.9.4 (pgcentralfoundation#1165)

* Update version to 0.9.4

* remove dependency on the time crate

Update version to 0.9.3 (pgcentralfoundation#1163)

Update version to 0.9.2 (pgcentralfoundation#1160)

Update version to 0.9.1 (pgcentralfoundation#1155)

Update version to 0.9.0 (pgcentralfoundation#1152)

Merge pull request pgcentralfoundation#1146 from tcdi/prepare-v0.8.4

Prepare v0.8.4

Update version to 0.8.3 (pgcentralfoundation#1131)