release: version 1.0.7 -> 1.0.8
Merge branch 'release/1.0.8'
Merge tag '1.0.8' into develop

tag 1.0.8
post release: 1.0.8 -> 1.0.9dev
Merge branch 'develop' of github.com:zenoss/ZenPacks.zenoss.PostgreSQL into develop