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`)

vendor/github.com/docker/libcompose/project/interface.go

@@ -0,0 +1,64 @@
+package project
+
+import (
+	"golang.org/x/net/context"
+
+	"github.com/docker/libcompose/config"
+	"github.com/docker/libcompose/project/events"
+	"github.com/docker/libcompose/project/options"
+)
+
+// APIProject defines the methods a libcompose project should implement.
+type APIProject interface {
+	events.Notifier
+	events.Emitter
+
+	Build(ctx context.Context, options options.Build, sevice ...string) error
+	Config() (string, error)
+	Create(ctx context.Context, options options.Create, services ...string) error
+	Delete(ctx context.Context, options options.Delete, services ...string) error
+	Down(ctx context.Context, options options.Down, services ...string) error
+	Events(ctx context.Context, services ...string) (chan events.ContainerEvent, error)
+	Kill(ctx context.Context, signal string, services ...string) error
+	Log(ctx context.Context, follow bool, services ...string) error
+	Pause(ctx context.Context, services ...string) error
+	Ps(ctx context.Context, services ...string) (InfoSet, error)
+	// FIXME(vdemeester) we could use nat.Port instead ?
+	Port(ctx context.Context, index int, protocol, serviceName, privatePort string) (string, error)
+	Pull(ctx context.Context, services ...string) error
+	Restart(ctx context.Context, timeout int, services ...string) error
+	Run(ctx context.Context, serviceName string, commandParts []string, options options.Run) (int, error)
+	Scale(ctx context.Context, timeout int, servicesScale map[string]int) error
+	Start(ctx context.Context, services ...string) error
+	Stop(ctx context.Context, timeout int, services ...string) error
+	Unpause(ctx context.Context, services ...string) error
+	Up(ctx context.Context, options options.Up, services ...string) error
+
+	Parse() error
+	CreateService(name string) (Service, error)
+	AddConfig(name string, config *config.ServiceConfig) error
+	Load(bytes []byte) error
+	Containers(ctx context.Context, filter Filter, services ...string) ([]string, error)
+
+	GetServiceConfig(service string) (*config.ServiceConfig, bool)
+}
+
+// Filter holds filter element to filter containers
+type Filter struct {
+	State State
+}
+
+// State defines the supported state you can filter on
+type State string
+
+// Definitions of filter states
+const (
+	AnyState = State("")
+	Running  = State("running")
+	Stopped  = State("stopped")
+)
+
+// RuntimeProject defines runtime-specific methods for a libcompose implementation.
+type RuntimeProject interface {
+	RemoveOrphans(ctx context.Context, projectName string, serviceConfigs *config.ServiceConfigs) error
+}