Remove unused refs

Author: bitbeans

SimpleDnsCrypt/SimpleDnsCrypt.csproj

@@ -107,9 +107,6 @@
     <Reference Include="MahApps.Metro, Version=1.6.0.184, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>..\packages\MahApps.Metro.1.6.0-alpha0184\lib\net45\MahApps.Metro.dll</HintPath>
     </Reference>
-    <Reference Include="MahApps.Metro.IconPacks, Version=1.9.1.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\MahApps.Metro.IconPacks.1.9.1\lib\net46\MahApps.Metro.IconPacks.dll</HintPath>
-    </Reference>
     <Reference Include="MaterialDesignColors, Version=1.1.3.0, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>..\packages\MaterialDesignColors.1.1.3\lib\net45\MaterialDesignColors.dll</HintPath>
     </Reference>

SimpleDnsCrypt/SimpleDnsCryptBootstraper.cs

@@ -32,8 +32,7 @@ protected override void OnUnhandledException(object sender, DispatcherUnhandledE
             Execute.OnUIThread(
                 () =>
                     MessageBox.Show(
-                        string.Format("Message: {0}\nStackTrace: {1}", e.Exception.Message, e.Exception.StackTrace),
-                        "Error", MessageBoxButton.OK, MessageBoxImage.Error));
+		                    $"Message: {e.Exception.Message}\nStackTrace: {e.Exception.StackTrace}", "Error", MessageBoxButton.OK, MessageBoxImage.Error));
         }
 
         protected override void OnStartup(object sender, StartupEventArgs e)

SimpleDnsCrypt/packages.config

@@ -10,7 +10,6 @@
   <package id="helper-net" version="0.1.3" targetFramework="net45" />
   <package id="libsodium-net" version="0.10.0" targetFramework="net46" />
   <package id="MahApps.Metro" version="1.6.0-alpha0184" targetFramework="net462" />
-  <package id="MahApps.Metro.IconPacks" version="1.9.1" targetFramework="net462" />
   <package id="MahApps.Metro.Resources" version="0.6.1.0" targetFramework="net45" />
   <package id="MaterialDesignColors" version="1.1.3" targetFramework="net462" />
   <package id="MaterialDesignThemes" version="2.3.1.953" targetFramework="net462" />