fixed scg downtime
Merge branch 'master' of https://github.com/PrincetonUSG/USG-srv-dev
Merge branch 'master' of https://github.com/PrincetonUSG/USG-srv-dev
Merge branch 'master' of https://github.com/PrincetonUSG/USG-srv-dev
Merge branch 'master' of https://github.com/PrincetonUSG/USG-srv-dev
another about change