refact

src/isnd/Entities/NugetSettings.cs

@@ -0,0 +1,10 @@
+namespace isn.Entities
+{
+    public class NugetSettings
+    {
+        public string ProtectionTitle {get; set;}
+        public string PackagesRootDir {get; set;}
+        public int MaxUserKeyCount {get; set;}
+        
+    }
+}

src/isnd/Entities/SmtpSettings.cs

@@ -0,0 +1,12 @@
+namespace isn.Entities
+{
+    public class SmtpSettings
+    {
+        public string Server {get; set;}
+        public int Port {get; set;}
+        public string SenderName {get; set;}
+        public string SenderEMail {get; set;}
+        public string UserName {get; set;}
+        public string Password {get; set;}
+    }
+}

src/isnd/Entities/UnleashClientSettings.cs

@@ -0,0 +1,8 @@
+namespace isnd.Entities
+{
+    public class UnleashClientSettings
+    {
+        public string ClientApiKey { get; set; }
+        public string ApiUrl { get; set; }
+    }
+}