Use vndr instead of godep.

Signed-off-by: Lantao Liu <lantaol@google.com>

vendor/github.com/boltdb/bolt/.gitignore

@@ -1,4 +0,0 @@
-*.prof
-*.test
-*.swp
-/bin/

vendor/github.com/boltdb/bolt/Makefile

@@ -1,18 +0,0 @@
-BRANCH=`git rev-parse --abbrev-ref HEAD`
-COMMIT=`git rev-parse --short HEAD`
-GOLDFLAGS="-X main.branch $(BRANCH) -X main.commit $(COMMIT)"
-
-default: build
-
-race:
-	@go test -v -race -test.run="TestSimulate_(100op|1000op)"
-
-# go get github.com/kisielk/errcheck
-errcheck:
-	@errcheck -ignorepkg=bytes -ignore=os:Remove github.com/boltdb/bolt
-
-test: 
-	@go test -v -cover .
-	@go test -v ./cmd/bolt
-
-.PHONY: fmt test

vendor/github.com/boltdb/bolt/appveyor.yml

@@ -1,18 +0,0 @@
-version: "{build}"
-
-os: Windows Server 2012 R2
-
-clone_folder: c:\gopath\src\github.com\boltdb\bolt
-
-environment:
-  GOPATH: c:\gopath
-
-install:
-  - echo %PATH%
-  - echo %GOPATH%
-  - go version
-  - go env
-  - go get -v -t ./...
-
-build_script:
-  - go test -v ./...