Minor code amends

Spotted some small issues after the last few commits.

Author: leekelleher

src/Our.Umbraco.Ditto/ComponentModel/Attributes/DittoCacheableAttribute.cs

@@ -70,6 +70,7 @@ internal TOuputType GetCacheItem<TOuputType>(DittoCacheContext cacheContext, Fun
                 throw new ApplicationException($"Expected a cache key builder of type {typeof(DittoCacheKeyBuilder)} but got {cacheKeyBuilderType}");
             }
 
+            // TODO: [LK:2018-01-18] Review this, a new instance is being created per call
             // Construct the cache key builder
             var builder = cacheKeyBuilderType.GetInstance<DittoCacheKeyBuilder>();
             var cacheKey = builder.BuildCacheKey(cacheContext);

src/Our.Umbraco.Ditto/ComponentModel/Processors/Contexts/DittoChainContext.cs

@@ -47,7 +47,7 @@ internal ProcessorContextsCollection(IEnumerable<DittoProcessorContext> processo
         /// <summary>
         /// Adds a range of processor contexts to the collection chain.
         /// </summary>
-        /// <param name="ctxs">An enumerable of processor contexts.</param>
+        /// <param name="contexts">An enumerable of processor contexts.</param>
         public void AddRange(IEnumerable<DittoProcessorContext> contexts)
         {
             if (contexts == null)

src/Our.Umbraco.Ditto/Ditto.cs

@@ -5,8 +5,6 @@
 using System.Linq;
 using System.Reflection;
 using System.Web;
-using System.Web.Configuration;
-using Umbraco.Core;
 using Umbraco.Core.Models;
 using Umbraco.Web;
 

tests/Our.Umbraco.Ditto.PerformanceTests/PublishedContentMapping.cs

@@ -58,6 +58,7 @@ public void MapManually()
                 Id = default(int), // this.content.Id,
                 Name = default(string), // this.content.Name,
                 Item = default(string), // this.content.GetProperty("item").Value.TryConvertTo<string>().Result
+                Item = default(string) // this.content.GetProperty("item").Value.TryConvertTo<string>().Result
             };
         }