update vendor/ dir to latest w/o heroku, moby

had to lock a lot of things in place

vendor/github.com/fsouza/go-dockerclient/event.go

@@ -216,7 +216,7 @@ func (eventState *eventMonitoringState) monitorEvents(c *Client) {
 				return
 			}
 			eventState.updateLastSeen(ev)
-			go eventState.sendEvent(ev)
+			eventState.sendEvent(ev)
 		case err = <-eventState.errC:
 			if err == ErrNoListeners {
 				eventState.disableEventMonitoring()
@@ -274,7 +274,10 @@ func (eventState *eventMonitoringState) sendEvent(event *APIEvents) {
 		}
 
 		for _, listener := range eventState.listeners {
-			listener <- event
+			select {
+			case listener <- event:
+			default:
+			}
 		}
 	}
 }
@@ -342,11 +345,12 @@ func (c *Client) eventHijack(startTime int64, eventChan chan *APIEvents, errChan
 			if event.Time == 0 {
 				continue
 			}
-			if !c.eventMonitor.isEnabled() || c.eventMonitor.C != eventChan {
-				return
-			}
 			transformEvent(&event)
-			eventChan <- &event
+			c.eventMonitor.RLock()
+			if c.eventMonitor.enabled && c.eventMonitor.C == eventChan {
+				eventChan <- &event
+			}
+			c.eventMonitor.RUnlock()
 		}
 	}(res, conn)
 	return nil