Implemented C# 6.0 features, fixed most of resharper's code quality suggestions.

Filtration.ObjectModel/Extensions/EnumHelper.cs

@@ -10,7 +10,7 @@ namespace Filtration.ObjectModel.Extensions
             var type = enumVal.GetType();
             var memInfo = type.GetMember(enumVal.ToString());
             var attributes = memInfo[0].GetCustomAttributes(typeof(T), false);
-            return (attributes.Length > 0) ? (T)attributes[0] : null;
+            return attributes.Length > 0 ? (T)attributes[0] : null;
         }
 
         public static string GetAttributeDescription(this Enum enumValue)