More cleanup

Author: StanleyGoldman

src/GitHub.App/Services/PullRequestEditorService.cs

@@ -5,7 +5,6 @@
 using System.Linq;
 using System.Reactive.Linq;
 using System.Threading.Tasks;
-using System.Windows.Forms;
 using GitHub.Commands;
 using GitHub.Extensions;
 using GitHub.Models;

src/GitHub.Exports.Reactive/Services/IPullRequestService.cs

@@ -225,8 +225,6 @@ IObservable<IReadOnlyList<CommitMessage>> GetMessagesForUniqueCommits(
             string compareBranch,
             int maxCommits);
 
-
-
         /// <summary>
         /// Displays a confirmation diaglog to ask if the user wants to cancel a pending review.
         /// </summary>