Cleaned up Reactions PR

src/Discord.Net.Core/Entities/Messages/Emoji.cs

@@ -2,6 +2,7 @@
 using System;
 using System.Diagnostics;
 using System.Globalization;
+using Model = Discord.API.Emoji;
 
 namespace Discord
 {
@@ -18,8 +19,7 @@ namespace Discord
             Id = id;
             Name = name;
         }
-
-        internal static Emoji FromApi(API.Emoji emoji)
+        internal static Emoji Create(Model emoji)
         {
             return new Emoji(emoji.Id.GetValueOrDefault(), emoji.Name);
         }

src/Discord.Net.Core/Entities/Messages/IReaction.cs

@@ -1,9 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
-
-namespace Discord
+namespace Discord
 {
     public interface IReaction
     {

src/Discord.Net.Core/Utils/Preconditions.cs

@@ -42,8 +42,7 @@ namespace Discord
                 if (obj.Value == null) throw CreateNotNullException(name, msg);
                 if (obj.Value.Trim().Length == 0) throw CreateNotEmptyException(name, msg);
             }
-        }
-        
+        }        
 
         private static ArgumentException CreateNotEmptyException(string name, string msg)
         {