Implement a streaming serializer for watch

Changeover watch to use streaming serialization. Properly version the
watch objects. Implement simple framing for JSON and Protobuf (but not
YAML).

pkg/apis/batch/v1/register.go

@@ -20,6 +20,7 @@ import (
 	"k8s.io/kubernetes/pkg/api/unversioned"
 	"k8s.io/kubernetes/pkg/api/v1"
 	"k8s.io/kubernetes/pkg/runtime"
+	versionedwatch "k8s.io/kubernetes/pkg/watch/versioned"
 )
 
 // GroupName is the group name use in this package
@@ -41,6 +42,7 @@ func addKnownTypes(scheme *runtime.Scheme) {
 		&JobList{},
 		&v1.ListOptions{},
 	)
+	versionedwatch.AddToGroupVersion(scheme, SchemeGroupVersion)
 }
 
 func (obj *Job) GetObjectKind() unversioned.ObjectKind     { return &obj.TypeMeta }