Switched the namespace to Chapter 16

src/Chapter16.Tests/Listing16.10.Tests.cs

@@ -1,7 +1,7 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
 using System;
 
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter16.Listing16_10.Tests
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter15.Listing15_10.Tests
 {
 
     [TestClass]

src/Chapter16.Tests/Listing16.11.Tests.cs

@@ -1,7 +1,7 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
 using System;
 
-namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter16.Listing16_11.Tests
+namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter15.Listing15_11.Tests
 {
 
     [TestClass]
@@ -10,13 +10,13 @@ public class ProgramTests
         [TestMethod]
         public void SelectingFollowingGroupClause_UsingTuple()
         {
-            SelectingFollowingGroupClause(Listing16_11.Program.Main);
+            SelectingFollowingGroupClause(Listing15_11.Program.Main);
         }
 
         [TestMethod]
         public void SelectingFollowingTheGroupbyClause_UsingAnonymous()
         {
-            SelectingFollowingGroupClause(Listing16_11A.Program.Main);
+            SelectingFollowingGroupClause(Listing15_11A.Program.Main);
         }
 
 

src/Chapter16.Tests/Listing16.13.Tests.cs

@@ -12,7 +12,7 @@ public class ProgramTests
         public void SelectingAnonymousTypeFollowingGroupClause()
         {
             // Intentionally use something other than select to 
-            // determine the result
+            // determine the result.
             string expected = Program.Keywords.Aggregate("",
                 (string result, string word) => {
                     var splitCharactersOntoEachLine = word.Aggregate("",

src/Chapter16.Tests/Listing16.15.Tests.cs

@@ -10,7 +10,7 @@ public class ProgramTests
         [TestMethod]
         public void SelectingAnonymousTypeFollowingGroupClause()
         {
-            // New lines added for output formatting in the chapter
+            // New lines added for output formatting in the chapter.
             string expected =
 @"Aggregate, All, Any, Append, AsEnumerable, Average, Cast, Concat, Contains, 
 Count, DefaultIfEmpty, Distinct, ElementAt, ElementAtOrDefault, Empty,