docs: Fix UIDs in queries. Rename Server to Alpha. (#2668)

* Wiki: Fix typo and changed few missed uids. * Wiki: Rename Server to Alpha in favor of #2667
hypermodeinc · Oct 18, 2018 · 119b1be · 119b1be
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diff --git a/wiki/content/clients/index.md b/wiki/content/clients/index.md
@@ -54,7 +54,7 @@ documentation for the client API along with examples showing how to use it.
 ### Create the client
 
 To create a client, dial a connection to Dgraph's external Grpc port (typically
-9080). The following code snippet shows just one connection. You can connect to multiple Dgraph servers to distribute the workload evenly.
+9080). The following code snippet shows just one connection. You can connect to multiple Dgraph alphas to distribute the workload evenly.
 
 ```go
 func newClient() *dgo.Dgraph {