Fixed broken conventions. Wrote a integrationstests that performs an actual merge between two branches.

Octokit.Reactive/Clients/ObservableMergingClient.cs

@@ -0,0 +1,31 @@
+using System;
+using System.Reactive.Threading.Tasks;
+
+namespace Octokit.Reactive
+{
+    public class ObservableMergingClient : IObservableMergingClient
+    {
+        readonly IMergingClient _client;
+        
+        public ObservableMergingClient(IGitHubClient client)
+        {
+            Ensure.ArgumentNotNull(client, "client");
+            _client = client.Repository.Merging;
+        }
+
+        /// <summary>
+        /// Create a merge for a given repository
+        /// </summary>
+        /// <remarks>
+        /// http://developer.github.com/v3/repos/merging/#perform-a-merge
+        /// </remarks>
+        /// <param name="owner">The owner of the repository</param>
+        /// <param name="name">The name of the repository</param>
+        /// <param name="merge">The merge to create</param>
+        /// <returns></returns>
+        public IObservable<Merge> Create(string owner, string name, NewMerge merge)
+        {
+            return _client.Create(owner, name, merge).ToObservable();
+        }
+    }
+}