update the id fetching mechanism to
use sequences instead of auto_increment column
as importing of existing data requires a sequence instead
of an auto_increment
bump to 0.0.6
make sure sequence gets set on the model and write spec for setting ids
override default seq name for vertica
bump to 0.0.7
bump to 0.0.8
set created_at/created_on/updated_at/updated_on if not set during
bump to 0.0.9