VOL-2112 move to voltha-lib-go

Change-Id: Ic1af08003c1d2c698c0cce371e64f47b47b8d875
diff --git a/vendor/go.uber.org/atomic/.travis.yml b/vendor/go.uber.org/atomic/.travis.yml
index 5895722..0f3769e 100644
--- a/vendor/go.uber.org/atomic/.travis.yml
+++ b/vendor/go.uber.org/atomic/.travis.yml
@@ -3,9 +3,13 @@
 go_import_path: go.uber.org/atomic
 
 go:
-  - 1.7
-  - 1.8
-  - 1.9
+  - 1.11.x
+  - 1.12.x
+
+matrix:
+  include:
+  - go: 1.12.x
+    env: NO_TEST=yes LINT=yes
 
 cache:
   directories:
@@ -15,9 +19,9 @@
   - make install_ci
 
 script:
-  - make test_ci
-  - scripts/test-ubergo.sh
-  - make lint
+  - test -n "$NO_TEST" || make test_ci
+  - test -n "$NO_TEST" || scripts/test-ubergo.sh
+  - test -z "$LINT" || make install_lint lint
 
 after_success:
   - bash <(curl -s https://codecov.io/bash)
diff --git a/vendor/go.uber.org/atomic/Makefile b/vendor/go.uber.org/atomic/Makefile
index dfc63d9..1ef2630 100644
--- a/vendor/go.uber.org/atomic/Makefile
+++ b/vendor/go.uber.org/atomic/Makefile
@@ -1,24 +1,13 @@
-PACKAGES := $(shell glide nv)
 # Many Go tools take file globs or directories as arguments instead of packages.
 PACKAGE_FILES ?= *.go
 
-
-# The linting tools evolve with each Go version, so run them only on the latest
-# stable release.
-GO_VERSION := $(shell go version | cut -d " " -f 3)
-GO_MINOR_VERSION := $(word 2,$(subst ., ,$(GO_VERSION)))
-LINTABLE_MINOR_VERSIONS := 7 8
-ifneq ($(filter $(LINTABLE_MINOR_VERSIONS),$(GO_MINOR_VERSION)),)
-SHOULD_LINT := true
-endif
-
-
+# For pre go1.6
 export GO15VENDOREXPERIMENT=1
 
 
 .PHONY: build
 build:
-	go build -i $(PACKAGES)
+	go build -i ./...
 
 
 .PHONY: install
@@ -29,7 +18,7 @@
 
 .PHONY: test
 test:
-	go test -cover -race $(PACKAGES)
+	go test -cover -race ./...
 
 
 .PHONY: install_ci
@@ -37,26 +26,24 @@
 	go get github.com/wadey/gocovmerge
 	go get github.com/mattn/goveralls
 	go get golang.org/x/tools/cmd/cover
-ifdef SHOULD_LINT
-	go get github.com/golang/lint/golint
-endif
+
+.PHONY: install_lint
+install_lint:
+	go get golang.org/x/lint/golint
+
 
 .PHONY: lint
 lint:
-ifdef SHOULD_LINT
 	@rm -rf lint.log
 	@echo "Checking formatting..."
 	@gofmt -d -s $(PACKAGE_FILES) 2>&1 | tee lint.log
 	@echo "Checking vet..."
-	@$(foreach dir,$(PACKAGE_FILES),go tool vet $(dir) 2>&1 | tee -a lint.log;)
+	@go vet ./... 2>&1 | tee -a lint.log;)
 	@echo "Checking lint..."
-	@$(foreach dir,$(PKGS),golint $(dir) 2>&1 | tee -a lint.log;)
+	@golint $$(go list ./...) 2>&1 | tee -a lint.log
 	@echo "Checking for unresolved FIXMEs..."
 	@git grep -i fixme | grep -v -e vendor -e Makefile | tee -a lint.log
 	@[ ! -s lint.log ]
-else
-	@echo "Skipping linters on" $(GO_VERSION)
-endif
 
 
 .PHONY: test_ci
diff --git a/vendor/go.uber.org/atomic/README.md b/vendor/go.uber.org/atomic/README.md
index 6505abf..62eb8e5 100644
--- a/vendor/go.uber.org/atomic/README.md
+++ b/vendor/go.uber.org/atomic/README.md
@@ -23,13 +23,13 @@
 ## Development Status
 Stable.
 
-<hr>
+___
 Released under the [MIT License](LICENSE.txt).
 
 [doc-img]: https://godoc.org/github.com/uber-go/atomic?status.svg
 [doc]: https://godoc.org/go.uber.org/atomic
-[ci-img]: https://travis-ci.org/uber-go/atomic.svg?branch=master
-[ci]: https://travis-ci.org/uber-go/atomic
+[ci-img]: https://travis-ci.com/uber-go/atomic.svg?branch=master
+[ci]: https://travis-ci.com/uber-go/atomic
 [cov-img]: https://codecov.io/gh/uber-go/atomic/branch/master/graph/badge.svg
 [cov]: https://codecov.io/gh/uber-go/atomic
 [reportcard-img]: https://goreportcard.com/badge/go.uber.org/atomic
diff --git a/vendor/go.uber.org/atomic/error.go b/vendor/go.uber.org/atomic/error.go
new file mode 100644
index 0000000..0489d19
--- /dev/null
+++ b/vendor/go.uber.org/atomic/error.go
@@ -0,0 +1,55 @@
+// Copyright (c) 2016 Uber Technologies, Inc.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+package atomic
+
+// Error is an atomic type-safe wrapper around Value for errors
+type Error struct{ v Value }
+
+// errorHolder is non-nil holder for error object.
+// atomic.Value panics on saving nil object, so err object needs to be
+// wrapped with valid object first.
+type errorHolder struct{ err error }
+
+// NewError creates new atomic error object
+func NewError(err error) *Error {
+	e := &Error{}
+	if err != nil {
+		e.Store(err)
+	}
+	return e
+}
+
+// Load atomically loads the wrapped error
+func (e *Error) Load() error {
+	v := e.v.Load()
+	if v == nil {
+		return nil
+	}
+
+	eh := v.(errorHolder)
+	return eh.err
+}
+
+// Store atomically stores error.
+// NOTE: a holder object is allocated on each Store call.
+func (e *Error) Store(err error) {
+	e.v.Store(errorHolder{err: err})
+}