Added IRole.IsMentionable

src/Discord.Net.Core/API/Common/Role.cs

@@ -13,6 +13,8 @@ namespace Discord.API
         public uint Color { get; set; }
         [JsonProperty("hoist")]
         public bool Hoist { get; set; }
+        [JsonProperty("mentionable")]
+        public bool Mentionable { get; set; }
         [JsonProperty("position")]
         public int Position { get; set; }
         [JsonProperty("permissions"), Int53]

src/Discord.Net.Core/Entities/Roles/IRole.cs

@@ -15,6 +15,8 @@ namespace Discord
         bool IsHoisted { get; }
         /// <summary> Returns true if this role is automatically managed by Discord. </summary>
         bool IsManaged { get; }
+        /// <summary> Returns true if this role may be mentioned in messages. </summary>
+        bool IsMentionable { get; }
         /// <summary> Gets the name of this role. </summary>
         string Name { get; }
         /// <summary> Gets the permissions granted to members of this role. </summary>