Fixed plugin binding and reworked some interfaces to abstract classes

src/Artemis.Core/Plugins/Abstract/ProfileModule.cs

@@ -11,6 +11,9 @@ namespace Artemis.Core.Plugins.Abstract
     {
         public Profile ActiveProfile { get; private set; }
 
+        /// <inheritdoc />
+        public abstract string DisplayName { get; }
+
         /// <inheritdoc />
         public abstract bool ExpandsMainDataModel { get; }