fix headers

Generators.cs

@@ -15,13 +15,13 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using System.Runtime.CompilerServices;
 using System.Security.Cryptography;
 
 namespace FCS.Lib
 {
     /// <summary>
-    /// Class StringUtils.
+    /// Class Generators
+    /// <remarks>generates varioous kinds of random strings. </remarks>
     /// </summary>
     public static class Generators
     {
@@ -37,6 +37,7 @@ namespace FCS.Lib
         /// <summary>
         /// Randoms the string.
         /// </summary>
+        /// <remarks>derived from https://sourceforge.net/projects/shorturl-dotnet/ </remarks>
         /// <param name="length">The lengt  h.</param>
         /// <returns>System.String.</returns>
         public static string ShortUrlGenerator(int length)
@@ -269,6 +270,7 @@ namespace FCS.Lib
         /// <summary>
         /// Randoms the seed.
         /// </summary>
+        /// <remarks>derived from https://sourceforge.net/projects/shorturl-dotnet/ </remarks>
         /// <returns>Random.</returns>
         public static Random RandomSeed()
         {

IRepositoryAsync.cs

@@ -20,7 +20,7 @@ using System.Threading.Tasks;
 namespace FCS.Lib
 {
     /// <summary>
-    /// Interface IRepositoryEx
+    /// Interface IRepositoryAsyncEx
     /// </summary>
     /// <typeparam name="TEntity">The type of the t entity</typeparam>
     public interface IRepositoryAsync<TEntity> where TEntity : class

Squid.cs

@@ -20,7 +20,8 @@ namespace FCS.Lib
     /// <summary>
     /// A wrapper for handling URL-safe Base64 encoded globally unique identifiers (GUID).
     /// </summary>
-    /// <remarks>Special characters are replaced (/, +) or removed (==).</remarks>
+    /// <remarks>Special characters are replaced (/, +) or removed (==).
+    /// Derived from https:github.com/csharpvitamins/CSharpVitamins.ShortGuid</remarks>
     [DebuggerDisplay("{" + nameof(Value) + "}")]
     public readonly struct Squid : IEquatable<Squid>
     {

StringOptions.cs

@@ -6,7 +6,7 @@
 // Last Modified By : FH
 // Last Modified On : 2020-08-30
 // ***********************************************************************
-// <copyright file="PasswordOptions.cs" company="Frede Hundewadt">
+// <copyright file="StringOptions.cs" company="Frede Hundewadt">
 //     Copyright © FCS 2015-2020
 // </copyright>
 // <summary></summary>
@@ -14,7 +14,7 @@
 namespace FCS.Lib
 {
     /// <summary>
-    /// Class PasswordOptions.
+    /// Class StringOptions.
     /// </summary>
     public class StringOptions
     {