move this cruft

client/client_selector.go

@@ -0,0 +1,9 @@
+package client
+
+import (
+	"github.com/micro/go-micro/registry"
+)
+
+// Selector takes a Registry and returns a NodeSelector.
+// Used by the client to initialise a selector.
+type Selector func(registry.Registry) NodeSelector

client/node_selector.go

@@ -21,10 +21,6 @@ type NodeSelector interface {
 	Reset()
 }
 
-// Selector takes a Registry and returns a NodeSelector.
-// Used by the client to initialise a selector.
-type Selector func(registry.Registry) NodeSelector
-
 func init() {
 	rand.Seed(time.Now().UnixNano())
 }