File list (Check if you may need any files):
PluginSystem\MyApplication
............\.............\MyApplication
............\.............\.............\bin
............\.............\.............\MainClass.cs
............\.............\.............\MainClass.Designer.cs
............\.............\.............\MainClass.resx
............\.............\.............\MyApplication.csproj
............\.............\.............\obj
............\.............\.............\Program.cs
............\.............\.............\Properties
............\.............\.............\..........\AssemblyInfo.cs
............\.............\.............\..........\Resources.Designer.cs
............\.............\.............\..........\Resources.resx
............\.............\.............\..........\Settings.Designer.cs
............\.............\.............\..........\Settings.settings
............\.............\MyApplication.sln
............\.............\MyApplication.suo
............\.............\MyPlugin
............\.............\........\bin
............\.............\........\MyPlugin.csproj
............\.............\........\MySpecificFunction.cs
............\.............\........\obj
............\.............\........\Properties
............\.............\........\..........\AssemblyInfo.cs
............\.............\Plugin
............\.............\......\bin
............\.............\......\MyFunctionInterface.cs
............\.............\......\obj
............\.............\......\Plugin.csproj
............\.............\......\Properties
............\.............\......\..........\AssemblyInfo.cs
PluginSystem