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/utils.go

@@ -0,0 +1,47 @@
+package project
+
+import (
+	"strings"
+)
+
+// DefaultDependentServices return the dependent services (as an array of ServiceRelationship)
+// for the specified project and service. It looks for : links, volumesFrom, net and ipc configuration.
+func DefaultDependentServices(p *Project, s Service) []ServiceRelationship {
+	config := s.Config()
+	if config == nil {
+		return []ServiceRelationship{}
+	}
+
+	result := []ServiceRelationship{}
+	for _, link := range config.Links {
+		result = append(result, NewServiceRelationship(link, RelTypeLink))
+	}
+
+	for _, volumesFrom := range config.VolumesFrom {
+		result = append(result, NewServiceRelationship(volumesFrom, RelTypeVolumesFrom))
+	}
+
+	for _, dependsOn := range config.DependsOn {
+		result = append(result, NewServiceRelationship(dependsOn, RelTypeDependsOn))
+	}
+
+	if config.NetworkMode != "" {
+		if strings.HasPrefix(config.NetworkMode, "service:") {
+			serviceName := config.NetworkMode[8:]
+			result = append(result, NewServiceRelationship(serviceName, RelTypeNetworkMode))
+		}
+	}
+
+	return result
+}
+
+// NameAlias returns the name and alias based on the specified string.
+// If the name contains a colon (like name:alias) it will split it, otherwise
+// it will return the specified name as name and alias.
+func NameAlias(name string) (string, string) {
+	parts := strings.SplitN(name, ":", 2)
+	if len(parts) == 2 {
+		return parts[0], parts[1]
+	}
+	return parts[0], parts[0]
+}