update to current: dao

mostly renaming fo stuff.
Not expected to be working like that.
update to current: model

mostly renaming fo stuff.
Not expected to be working like that.
update to current: util

mostly renaming fo stuff.
Not expected to be working like that.
update to current: service

mostly renaming fo stuff.
Not expected to be working like that.
update to current: tests

mostly renaming fo stuff.
Not expected to be working like that.