fix gravatars not showing

fix web config not saving Uri
fix issue with token login

SharedLibraryCore/Configuration/Attributes/ConfiguratinLinked.cs

@@ -0,0 +1,15 @@
+using System;
+
+namespace SharedLibraryCore.Configuration.Attributes
+{
+    [AttributeUsage(AttributeTargets.Property, Inherited = false)]
+    public class ConfiguratinLinked : Attribute
+    {
+        public string[] LinkedPropertyNames { get; set; }
+
+        public ConfiguratinLinked(params string[] linkedPropertyNames)
+        {
+            LinkedPropertyNames = linkedPropertyNames;
+        }
+    }
+}

SharedLibraryCore/Configuration/Attributes/ConfigurationIgnore.cs

@@ -0,0 +1,11 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace SharedLibraryCore.Configuration.Attributes
+{
+    [AttributeUsage(AttributeTargets.Property, Inherited = false)]
+    public class ConfigurationIgnore : Attribute
+    {
+    }
+}

SharedLibraryCore/Configuration/Attributes/ConfigurationOptional.cs

@@ -0,0 +1,11 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace SharedLibraryCore.Configuration.Attributes
+{
+    [AttributeUsage(AttributeTargets.Property, Inherited = false)]
+    public class ConfigurationOptional : Attribute
+    {
+    }
+}

SharedLibraryCore/Configuration/Attributes/LocalizedDisplayName.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Text;
+
+namespace SharedLibraryCore.Configuration.Attributes
+{
+    class LocalizedDisplayName : DisplayNameAttribute
+    {
+        private readonly string _localizationKey;
+        public LocalizedDisplayName(string localizationKey)
+        {
+            _localizationKey = localizationKey;
+        }
+
+        public override string DisplayName => Utilities.CurrentLocalization.LocalizationIndex[_localizationKey];
+    }
+}