Organize classes better

Closes #94

Octokit.Reactive/Clients/IObservableUsersClient.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Diagnostics.CodeAnalysis;
+
+namespace Octokit.Reactive
+{
+    public interface IObservableUsersClient
+    {
+        /// <summary>
+        /// Returns the user specified by the login.
+        /// </summary>
+        /// <param name="login">The login name for the user</param>
+        [SuppressMessage("Microsoft.Naming", "CA1716:IdentifiersShouldNotMatchKeywords", MessageId = "Get")]
+        [SuppressMessage("Microsoft.Naming", "CA1726:UsePreferredTerms", MessageId = "login")]
+        IObservable<User> Get(string login);
+
+        /// <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>
+        IObservable<User> Current();
+
+        /// <summary>
+        /// Update the specified <see cref="UserUpdate"/>.
+        /// </summary>
+        /// <param name="user"></param>
+        /// <exception cref="AuthorizationException">Thrown if the client is not authenticated.</exception>
+        /// <returns>A <see cref="User"/></returns>
+        IObservable<User> Update(UserUpdate user);
+
+        /// <summary>
+        /// Returns emails for the current user.
+        /// </summary>
+        /// <returns></returns>
+        [SuppressMessage("Microsoft.Design", "CA1024:UsePropertiesWhereAppropriate")]
+        IObservable<EmailAddress> GetEmails();
+    }
+}