diff --git a/Creator/Program.cs b/Creator/Program.cs
index 3ff18b5..1596123 100644
--- a/Creator/Program.cs
+++ b/Creator/Program.cs
@@ -144,7 +144,7 @@ namespace KattekerCreator
             var pathToFile = Path.Combine(_tempDir, Constants.KattekerConfig);
             var kattekerConfig = new KattekerConfig
             {
-                PublishDir = _appArguments.PublishDir ?? _appArguments.OutputDir,
+                Publish = _appArguments.PublishDir ?? _appArguments.OutputDir,
                 Changelog = _appArguments.ChangeLog
             };
             kattekerConfig.WriteToFile(pathToFile);
diff --git a/Katteker.Gui/packages.config b/Katteker.Gui/packages.config
deleted file mode 100644
index 8f5839b..0000000
--- a/Katteker.Gui/packages.config
+++ /dev/null
@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="CommonMark.NET" version="0.15.1" targetFramework="net45" />
-</packages>
\ No newline at end of file
diff --git a/Katteker/Constants.cs b/Katteker/Constants.cs
index f140c98..8fc39b9 100644
--- a/Katteker/Constants.cs
+++ b/Katteker/Constants.cs
@@ -1,5 +1,8 @@
 namespace Katteker
 {
+    /// <summary>
+    /// A bunch of constants.
+    /// </summary>
     public static class Constants
     {
         /// <summary>
diff --git a/Katteker/Katteker.csproj b/Katteker/Katteker.csproj
index d359d70..6666e5f 100644
--- a/Katteker/Katteker.csproj
+++ b/Katteker/Katteker.csproj
@@ -49,7 +49,7 @@
     <Compile Include="ReleaseEntry.cs" />
     <Compile Include="Releases.cs" />
     <Compile Include="Utility.cs" />
-    <Compile Include="VersionExtension.cs" />
+    <Compile Include="VersionUtils.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>
\ No newline at end of file
diff --git a/Katteker/KattekerConfig.cs b/Katteker/KattekerConfig.cs
index a1fb781..f9b026c 100644
--- a/Katteker/KattekerConfig.cs
+++ b/Katteker/KattekerConfig.cs
@@ -4,16 +4,31 @@ using System.Runtime.Serialization.Json;
 
 namespace Katteker
 {
+    /// <summary>
+    /// Configuration of a Katteker-Deployment
+    /// </summary>
     [DataContract]
     public class KattekerConfig
     {
+        /// <summary>
+        /// Publish path
+        /// </summary>
         [DataMember]
-        public string PublishDir { get; set; }
+        public string Publish { get; set; }
 
+        /// <summary>
+        /// Name of the changelog file.
+        /// </summary>
         [DataMember]
         public string Changelog { get; set; }
 
 
+        /// <summary>
+        /// Read file and deserialize content.
+        /// </summary>
+        /// <param name="path">path of the file.</param>
+        /// <returns>this object</returns>
+        /// <exception cref="FileNotFoundException"></exception>
         public static KattekerConfig ReadFromFile(string path)
         {
             if (!File.Exists(path)) throw new FileNotFoundException();
@@ -25,6 +40,10 @@ namespace Katteker
             }
         }
 
+        /// <summary>
+        /// Serialize object and write to file.
+        /// </summary>
+        /// <param name="path">path of the file.</param>
         public void WriteToFile(string path)
         {
             if (File.Exists(path)) File.Delete(path);
diff --git a/Katteker/UpdateInfo.cs b/Katteker/UpdateInfo.cs
index 76c614a..1a51f94 100644
--- a/Katteker/UpdateInfo.cs
+++ b/Katteker/UpdateInfo.cs
@@ -10,7 +10,7 @@ namespace Katteker
 
         public UpdateInfo(string applicationName, Releases releases)
         {
-            CurrentlyInstalledVersion = new ReleaseEntry(applicationName, VersionExtension.GetCurrentVersion);
+            CurrentlyInstalledVersion = new ReleaseEntry(applicationName, VersionUtils.GetCurrentVersion());
             foreach (var release in releases)
             {
                 if (applicationName.Equals(release.ApplicationName) && release.Version > CurrentlyInstalledVersion.Version)
diff --git a/Katteker/UpdateManager.cs b/Katteker/UpdateManager.cs
index ca32ea7..5dd068d 100644
--- a/Katteker/UpdateManager.cs
+++ b/Katteker/UpdateManager.cs
@@ -53,7 +53,7 @@ namespace Katteker
         public static UpdateManager Create(string urlOrPath = null, string applicationName = null, string rootDirectory = null)
         {
             _config = ReadConfigFile();
-            urlOrPath = urlOrPath ?? _config.PublishDir;
+            urlOrPath = urlOrPath ?? _config.Publish;
             var appName = applicationName ?? Utility.GetApplicationName();
             var rootAppDirectory = Path.Combine(rootDirectory ?? Utility.GetLocalAppDataDirectory(), appName);
             return new UpdateManager(urlOrPath, appName, rootAppDirectory);
diff --git a/Katteker/VersionExtension.cs b/Katteker/VersionExtension.cs
deleted file mode 100644
index ffbf922..0000000
--- a/Katteker/VersionExtension.cs
+++ /dev/null
@@ -1,40 +0,0 @@
-using System;
-using System.Reflection;
-using Semver;
-
-namespace Katteker
-{
-    /// <summary>
-    /// Extension methods for the App-Version.
-    /// </summary>
-    public static class VersionExtension
-    {
-        /// <summary>
-        /// Get the current Version of Application.
-        /// </summary>
-        public static SemVersion GetCurrentVersion
-        {
-            get
-            {
-                var assemblyVersion = Assembly.GetEntryAssembly().GetName().Version.ToString(3);
-                var getCurrentVersion = SemVersion.Parse(assemblyVersion);
-                var informalVersion = Assembly.GetEntryAssembly().GetCustomAttribute<AssemblyInformationalVersionAttribute>()?.InformationalVersion;
-                if (informalVersion != null && SemVersion.TryParse(informalVersion, out var semVersion))
-                    return semVersion;
-                return getCurrentVersion;
-            }
-        }
-
-        /// <summary>
-        /// Convert to cenventional System.Version instance.
-        /// </summary>
-        /// <param name="value"></param>
-        /// <returns></returns>
-        public static Version ToSystemVersion(this SemVersion value) => new Version(value.Major, value.Minor, value.Patch, 0);
-
-        /// <summary>
-        /// Get the current Version of Application.
-        /// </summary>
-        public static string GetFullVersion => GetCurrentVersion.ToString();
-    }
-}
\ No newline at end of file
diff --git a/Katteker/VersionUtils.cs b/Katteker/VersionUtils.cs
new file mode 100644
index 0000000..b500be6
--- /dev/null
+++ b/Katteker/VersionUtils.cs
@@ -0,0 +1,37 @@
+using System;
+using System.Reflection;
+using Semver;
+
+namespace Katteker
+{
+    /// <summary>
+    /// Utils for the App-Version.
+    /// </summary>
+    public static class VersionUtils
+    {
+        /// <summary>
+        /// Get the current Version of Application.
+        /// </summary>
+        public static SemVersion GetCurrentVersion()
+        {
+            var assemblyVersion = Assembly.GetEntryAssembly().GetName().Version.ToString(3);
+            var getCurrentVersion = SemVersion.Parse(assemblyVersion);
+            var informalVersion = Assembly.GetEntryAssembly().GetCustomAttribute<AssemblyInformationalVersionAttribute>()?.InformationalVersion;
+            if (informalVersion != null && SemVersion.TryParse(informalVersion, out var semVersion))
+                return semVersion;
+            return getCurrentVersion;
+        }
+
+        /// <summary>
+        /// Get the System.Version representation of a semantic version.
+        /// </summary>
+        /// <param name="value"></param>
+        /// <returns></returns>
+        public static Version ToSystemVersion(this SemVersion value) => new Version(value.Major, value.Minor, value.Patch, 0);
+
+        /// <summary>
+        /// Get the current Version of Application.
+        /// </summary>
+        public static string GetFullVersion => GetCurrentVersion().ToString();
+    }
+}
\ No newline at end of file