Update attribute vocabulary to match usage (istio#40)

Author: douglas-reid

docs/reference/attribute-vocabulary.md

@@ -23,19 +23,19 @@ deployments will have agents (Envoy or Mixer adapters) that produce these attrib
 |------|------|-------------|--------------------|
 | source.ip | ip_address | The IP address of the client that sent the request. | 10.0.0.117 |
 | source.port | int64 | The port on the client that sent the request. | 9284 |
-| source.name | string | The fully qualified name of the application that sent the request. | redis-master.namespace.deps.cluster.local |
-| source.uid | string | A unique identifier for the particular instance of the application that sent the request. | redis-master-2353460263-1ecey.namespace.pods.cluster.local |
-| source.namespace | string | The namespace of the sender of the request. | namespace.cluster.local |
+| source.name | string | The fully qualified name of the application that sent the request. | redis-master.my-namespace.svc.cluster.local |
+| source.uid | string | A unique identifier for the particular instance of the application that sent the request. | kubernetes://redis-master-2353460263-1ecey.my-namespace |
+| source.namespace | string | The namespace of the sender of the request. | my-namespace |
 | source.labels | map | A map of key-value pairs attached to the source. | |
-| source.user | string | The user running the target application. | service-account@namespace.cluster.local |
+| source.user | string | The user running the target application. | service-account |
 | target.ip | ip_address | The IP address the request was sent to. | 10.0.0.104 |
 | target.port | int64 | The port the request was sent to. | 8080 |
 | target.service | dns_name | The hostname that was the target of the request. | my-svc.my-namespace.svc.cluster.local |
 | target.name | string | The fully qualified name of the application that was the target of the request. | |
 | target.uid | string | A unique identifier for the particular instance of the application that received the request. | |
 | target.namespace | string | The namespace of the receiver of the request. | |
 | target.labels | map | A map of key-value pairs attached to the target. | |
-| target.user | string | The user running the target application. | service-account@namespace.cluster.local |
+| target.user | string | The user running the target application. | service-account |
 | request.headers | map | A map of HTTP headers attached to the request. | |
 | request.id | string | A unique ID for the request, which can be propagated to downstream systems. This should be a guid or a psuedo-guid with a low probability of collision in a temporal window measured in days or weeks. | |
 | request.path | string | The HTTP URL path including query string | |