added proper reactive client

Octokit.Reactive/Clients/IObservableRepositoriesClient.cs

@@ -213,17 +213,6 @@ namespace Octokit.Reactive
         /// <returns>The updated <see cref="T:Octokit.Repository"/></returns>
         IObservable<Repository> Edit(string owner, string name, RepositoryUpdate update);
 
-        /// <summary>
-        /// Compare two references in a repository
-        /// </summary>
-        /// <param name="owner">The owner of the repository</param>
-        /// <param name="name">The name of the repository</param>
-        /// <param name="base">The reference to use as the base commit</param>
-        /// <param name="head">The reference to use as the head commit</param>
-        /// <returns></returns>
-        [SuppressMessage("Microsoft.Naming", "CA1716:IdentifiersShouldNotMatchKeywords", MessageId = "base")]
-        IObservable<CompareResult> Compare(string owner, string name, string @base, string @head);
-
         /// <summary>
         /// A client for GitHub's Repo Collaborators.
         /// </summary>
@@ -232,6 +221,20 @@ namespace Octokit.Reactive
         /// </remarks>
         IObservableRepoCollaboratorsClient RepoCollaborators { get; }
 
+        /// <summary>
+        /// Client for GitHub's Repository Commits API
+        /// </summary>
+        /// <remarks>
+        /// See the <a href="http://developer.github.com/v3/repos/commits/">Commits API documentation</a> for more details
+        ///</remarks>
+        IObservableRepositoryCommitsClient Commits { get; }
+
+        /// <summary>
+        /// Client for managing pull requests.
+        /// </summary>
+        /// <remarks>
+        /// See the <a href="http://developer.github.com/v3/pulls/">Pull Requests API documentation</a> for more details
+        /// </remarks>
         IObservablePullRequestsClient PullRequest { get; }
     }
 }