Copy comments from base

Octokit.Reactive/Clients/ObservableUsersClient.cs

@@ -17,6 +17,10 @@ namespace Octokit.Reactive
             _connection = client.Connection;
         }
 
+        /// <summary>
+        /// Returns the user specified by the login.
+        /// </summary>
+        /// <param name="login">The login name for the user</param>
         public IObservable<User> Get(string login)
         {
             Ensure.ArgumentNotNull(login, "login");
@@ -24,11 +28,22 @@ namespace Octokit.Reactive
             return _client.Get(login).ToObservable();
         }
 
+        /// <summary>
+        /// Returns a <see cref="User"/> for the current authenticated user.
+        /// </summary>
+        /// <exception cref="AuthorizationException">Thrown if the client is not authenticated.</exception>
+        /// <returns>A <see cref="User"/></returns>
         public IObservable<User> Current()
         {
             return _client.Current().ToObservable();
         }
 
+        /// <summary>
+        /// Update the specified <see cref="UserUpdate"/>.
+        /// </summary>
+        /// <param name="user">The login for the user</param>
+        /// <exception cref="AuthorizationException">Thrown if the client is not authenticated.</exception>
+        /// <returns>A <see cref="User"/></returns>
         public IObservable<User> Update(UserUpdate user)
         {
             Ensure.ArgumentNotNull(user, "user");
@@ -36,6 +51,10 @@ namespace Octokit.Reactive
             return _client.Update(user).ToObservable();
         }
 
+        /// <summary>
+        /// Returns emails for the current user.
+        /// </summary>
+        /// <returns></returns>
         public IObservable<EmailAddress> GetEmails()
         {
             return _connection.GetAndFlattenAllPages<EmailAddress>(ApiUrls.Emails());