Remove : useless files

pkg/common/common.go

pkg/glob/LICENSE

pkg/glob/glob.go

pkg/glob/glob_test.go

pkg/log/log.go

pkg/log/log_test.go

pkg/log/middlewares.go

pkg/middlewares/middlewares.go

pkg/tester/tester.go

pkg/tokens/tokens.go

pkg/tokens/tokens_test.go