Export Pusher name as GITEA_PUSHER_NAME env variable
Export also GITEA_UUID, but keep the uuid env variable for backward compatibility

export pusher name ENV variable #316

change env variable prefix to GITEA_

Signed-off-by: Antonio Facciolo <afdev82@gmail.com>

Export also GITEA_UUID #316

Keep uuid env variable for backward compatibility

- Update import paths from github.com/go-gitea to code.gitea.io
- Fix import path for travis

See https://docs.travis-ci.com/user/languages/go#Go-Import-Path

Signed-off-by: Matthias Loibl <mail@matthiasloibl.com>

- routers/admin: add rewrite update hook operation
- conf/locale: update locale file due to ini behavior changes
- cmd/cert_stub.go: remove useless code
- cmd/fix.go: no longer need fix command(at least now)