tree 7f393852e87c6c10294f204a0c75f65401d0ce96
parent 7401ff2a0993ce0f90e0095c7027408ff42b6ff2
author Keita NISHIMOTO <nishimoto@opennetworking.org> 1560775604 +0900
committer Keita NISHIMOTO <nishimoto@opennetworking.org> 1560866077 +0900

Move common/utils.go to device/utils.go.

The utility functions ConvB2S(), OnuToSn(), LoggerWithOnu() in common/utils.go strongly depend on ONU instance specification.
Then, I consider it should be in device package that contains ONU instance , not utils package.

Change-Id: I7fd2b21c5f7c51be8ec4a5c161da9c93e3a3f582