Rename RelUser -> RelatedUser for clarity and improve documentation.

Author: jkrejcha

RedditSharp/Moderator Actions/ModeratorUser.cs

@@ -7,7 +7,7 @@ namespace RedditSharp
     /// <summary>
     /// Represents a moderator.
     /// </summary>
-    public class ModeratorUser : RelUser
+    public class ModeratorUser : RelatedUser
     {
         public ModeratorUser(IWebAgent agent, JToken json) : base(agent, json)
         {

RedditSharp/Things/Contributor.cs

@@ -8,7 +8,7 @@ namespace RedditSharp.Things
     /// <summary>
     /// A contributor to a subreddit.
     /// </summary>
-    public class Contributor : RelUser
+    public class Contributor : RelatedUser
     {
         /// <inheritdoc />
         public Contributor(IWebAgent agent, JToken json) : base(agent, json) {

RedditSharp/Things/RedditUser.cs

@@ -31,9 +31,12 @@ public RedditUser(IWebAgent agent, JToken json) : base(agent, json)
         internal override JToken GetJsonData(JToken json) => json["name"] == null ? json["data"] : json;
 
         /// <summary>
-        /// This method has no effect.
+        /// This method returns itself as the full <see cref="RedditUser"/> is
+        /// already initalized so no more further initialization needs to
+        /// be done.
         /// </summary>
         /// <returns>This same <see cref="RedditUser"/>.</returns>
+        /// <seealso cref="PartialUser.GetFullUserAsync"/>
         public override Task<RedditUser> GetFullUserAsync() => Task.FromResult(this);
 
         /// <summary>

RedditSharp/Things/User/NotedUser.cs

@@ -4,7 +4,7 @@
 
 namespace RedditSharp.Things.User
 {
-    public class NotedUser : RelUser
+    public class NotedUser : RelatedUser
     {
         public NotedUser(IWebAgent agent, JToken json) : base(agent, json)
         {

RedditSharp/Things/User/RelUser.cs renamed to RedditSharp/Things/User/RelatedUser.cs

@@ -5,20 +5,20 @@
 namespace RedditSharp.Things.User
 {
     /// <summary>
-    /// Represents a user that was added to a user list or listing at a
-    /// time.
+    /// Represents a user that has a relationship formed with another thing, 
+    /// usually with a <see cref="Subreddit"/> or another <see cref="RedditUser"/>.
     /// </summary>
-    public class RelUser : PartialUser
+    public class RelatedUser : PartialUser
     {
-        public RelUser(IWebAgent agent, JToken json) : base(agent, json)
+        public RelatedUser(IWebAgent agent, JToken json) : base(agent, json)
         {
         }
 
         /// <summary>
-        /// The base-36 fullname of the rel item
+        /// The base-36 fullname of the related item
         /// </summary>
         [JsonProperty("rel_id")]
-        public String RelFullName { get; internal set; }
+        public String RelatedFullName { get; internal set; }
 
         /// <summary>
         /// UTC time of when this user was added to the list