Go mod vendor

Signed-off-by: Shengjing Zhu <zhsj@debian.org>

vendor/github.com/willf/bitset/.gitignore

@@ -0,0 +1,26 @@
+# Compiled Object files, Static and Dynamic libs (Shared Objects)
+*.o
+*.a
+*.so
+
+# Folders
+_obj
+_test
+
+# Architecture specific extensions/prefixes
+*.[568vq]
+[568vq].out
+
+*.cgo1.go
+*.cgo2.c
+_cgo_defun.c
+_cgo_gotypes.go
+_cgo_export.*
+
+_testmain.go
+
+*.exe
+*.test
+*.prof
+
+target

vendor/github.com/willf/bitset/.travis.yml

@@ -0,0 +1,37 @@
+language: go
+
+sudo: false
+
+branches:
+  except:
+    - release
+
+branches:
+  only:
+    - master
+    - travis
+
+go:
+  - "1.11.x"
+  - tip
+
+matrix:
+  allow_failures:
+    - go: tip
+
+before_install:
+  - if [ -n "$GH_USER" ]; then git config --global github.user ${GH_USER}; fi;
+  - if [ -n "$GH_TOKEN" ]; then git config --global github.token ${GH_TOKEN}; fi;
+  - go get github.com/mattn/goveralls
+
+before_script:
+  - make deps
+
+script:
+  - make qa
+
+after_failure:
+  - cat ./target/test/report.xml
+
+after_success:
+  - if [ "$TRAVIS_GO_VERSION" = "1.11.1" ]; then $HOME/gopath/bin/goveralls -covermode=count -coverprofile=target/report/coverage.out -service=travis-ci; fi;

vendor/github.com/willf/bitset/azure-pipelines.yml

@@ -0,0 +1,39 @@
+# Go
+# Build your Go project.
+# Add steps that test, save build artifacts, deploy, and more:
+# https://docs.microsoft.com/azure/devops/pipelines/languages/go
+
+trigger:
+- master
+
+pool:
+  vmImage: 'Ubuntu-16.04'
+
+variables:
+  GOBIN:  '$(GOPATH)/bin' # Go binaries path
+  GOROOT: '/usr/local/go1.11' # Go installation path
+  GOPATH: '$(system.defaultWorkingDirectory)/gopath' # Go workspace path
+  modulePath: '$(GOPATH)/src/github.com/$(build.repository.name)' # Path to the module's code
+
+steps:
+- script: |
+    mkdir -p '$(GOBIN)'
+    mkdir -p '$(GOPATH)/pkg'
+    mkdir -p '$(modulePath)'
+    shopt -s extglob
+    shopt -s dotglob
+    mv !(gopath) '$(modulePath)'
+    echo '##vso[task.prependpath]$(GOBIN)'
+    echo '##vso[task.prependpath]$(GOROOT)/bin'
+  displayName: 'Set up the Go workspace'
+
+- script: |
+    go version
+    go get -v -t -d ./...
+    if [ -f Gopkg.toml ]; then
+        curl https://raw.githubusercontent.com/golang/dep/master/install.sh | sh
+        dep ensure
+    fi
+    go build -v .
+  workingDirectory: '$(modulePath)'
+  displayName: 'Get dependencies, then build'