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

Octokit.Reactive/Clients/IObservableMergingClient.cs

@@ -0,0 +1,19 @@
+using System;
+
+namespace Octokit.Reactive
+{
+    public interface IObservableMergingClient
+    {
+        /// <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>
+        IObservable<Merge> Create(string owner, string name, NewMerge merge);
+    }
+}