Update traefik dependencies (docker/docker and related) (#1823)

Update traefik dependencies (docker/docker and related)

- Update dependencies
- Fix compilation problems
- Remove vdemeester/docker-events (in docker api now)
- Remove `integration/vendor`
- Use `testImport`
- update some deps.
- regenerate the lock from scratch (after a `glide cc`)

script/crossbinary

@@ -1,47 +1,5 @@
 #!/usr/bin/env bash
 set -e
 
-if ! test -e autogen/gen.go; then
-	echo >&2 'error: generate must be run before crossbinary'
-	false
-fi
-
-if [ -z "$VERSION" ]; then
-    VERSION=$(git rev-parse HEAD)
-fi
-
-if [ -z "$CODENAME" ]; then
-    CODENAME=cheddar
-fi
-
-if [ -z "$DATE" ]; then
-    DATE=$(date -u '+%Y-%m-%d_%I:%M:%S%p')
-fi
-
-GIT_REPO_URL='github.com/containous/traefik/version'
-GO_BUILD_CMD="go build -ldflags"
-GO_BUILD_OPT="-s -w -X ${GIT_REPO_URL}.Version=$VERSION -X ${GIT_REPO_URL}.Codename=$CODENAME -X ${GIT_REPO_URL}.BuildDate=$DATE"
-
-# Get rid of existing binaries
-rm -f dist/traefik_*
-
-# Build 386 amd64 binaries
-OS_PLATFORM_ARG=(linux darwin windows freebsd openbsd)
-OS_ARCH_ARG=(386 amd64)
-for OS in ${OS_PLATFORM_ARG[@]}; do
-  for ARCH in ${OS_ARCH_ARG[@]}; do
-    echo "Building binary for $OS/$ARCH..."
-    GOARCH=$ARCH GOOS=$OS CGO_ENABLED=0 $GO_BUILD_CMD "$GO_BUILD_OPT" -o "dist/traefik_$OS-$ARCH" ./cmd/traefik/
-  done
-done
-
-
-# Build arm binaries
-OS_PLATFORM_ARG=(linux)
-OS_ARCH_ARG=(arm arm64)
-for OS in ${OS_PLATFORM_ARG[@]}; do
-  for ARCH in ${OS_ARCH_ARG[@]}; do
-    echo "Building binary for $OS/$ARCH..."
-    GOARCH=$ARCH GOOS=$OS CGO_ENABLED=0 $GO_BUILD_CMD "$GO_BUILD_OPT" -o "dist/traefik_$OS-$ARCH" ./cmd/traefik/
-  done
-done
+./script/crossbinary-default
+./script/crossbinary-others