Added a name to the connector

Without a name, the example app's login form will only show `Log in with` as a button label.

Documentation/ldap-connector.md

@@ -25,6 +25,7 @@ The following is an example config file that can be used by the LDAP connector t
 connectors:
 - type: ldap
   id: ldap
+  name: LDAP
   config:
     # Host and optional port of the LDAP server in the form "host:port".
     # If the port is not supplied, it will be guessed based on "insecureNoSSL".