Add link to TIOBE Index on main page + fix issues (#1137)

* Add TIOBE + include SonarAnalyzer.CSharp

* .

* cp

* Copyright © WireMock.Net

* more fixes

* fix

* xpath

* if (Matchers == null || !Matchers.Any())

* if (Matchers != null)

* ?

* .

* .

src/WireMock.Net/Logging/LogEntry.cs

@@ -1,3 +1,5 @@
+// Copyright © WireMock.Net
+
 using System;
 using WireMock.Matchers.Request;
 

src/WireMock.Net/Logging/WireMockConsoleLogger.cs

@@ -1,3 +1,5 @@
+// Copyright © WireMock.Net
+
 using Newtonsoft.Json;
 using System;
 using WireMock.Admin.Requests;
@@ -19,7 +21,10 @@ public class WireMockConsoleLogger : IWireMockLogger
         {
             Console.OutputEncoding = System.Text.Encoding.UTF8;
         }
-        catch { }
+        catch
+        {
+            // Ignored
+        }
     }
 
     /// <see cref="IWireMockLogger.Debug"/>

src/WireMock.Net/Logging/WireMockNullLogger.cs

@@ -1,3 +1,5 @@
+// Copyright © WireMock.Net
+
 using System;
 using WireMock.Admin.Requests;