Fix CI, Update Readme

Author: HowToDoThis

.travis.yml

@@ -17,7 +17,7 @@ install:
 # - nuget install NUnit.Console -Version 3.8.0 -OutputDirectory _testRunner
 
 script:
-  - dotnet build -C Release src/ICSharpCode.SharpZipLib/ICSharpCode.SharpZipLib.csproj
+  - dotnet build -c Release src/ICSharpCode.SharpZipLib/ICSharpCode.SharpZipLib.csproj
 #  - dotnet run -c Debug -f netcoreapp2 -p test/ICSharpCode.SharpZipLib.TestBootstrapper/ICSharpCode.SharpZipLib.TestBootstrapper.csproj -- --where "class !~ WindowsNameTransformHandling & test !~ ZipEntryFactoryHandling.CreatedValues & test !~ ZipNameTransformHandling.FilenameCleaning" --result=docs/nunit3-test-results-debug.xml
 #  - dotnet run -c Release -f netcoreapp2 -p test/ICSharpCode.SharpZipLib.TestBootstrapper/ICSharpCode.SharpZipLib.TestBootstrapper.csproj -- --where "class !~ WindowsNameTransformHandling & test !~ ZipEntryFactoryHandling.CreatedValues & test !~ ZipNameTransformHandling.FilenameCleaning" --result=docs\nunit3-test-results-release.xml
 #  - dotnet test test/ICSharpCode.SharpZipLib.Tests/ICSharpCode.SharpZipLib.Tests.csproj

README.md

@@ -1,4 +1,11 @@
-# SharpZipLib [![Build status](https://ci.appveyor.com/api/projects/status/wuf8l79mypqsbor3/branch/master?svg=true)](https://ci.appveyor.com/project/icsharpcode/sharpziplib/branch/master) [![NuGet Version](https://img.shields.io/nuget/v/SharpZipLib.svg)](https://www.nuget.org/packages/SharpZipLib/)
+# About This Fork
+This Fork are using .NET 5.0 as base, and fix solution by CodeAnalysis or my self for personal project used.
+
+# SharpZipLib
+
+#### Master Build Status [![Build status](https://ci.appveyor.com/api/projects/status/wuf8l79mypqsbor3/branch/master?svg=true)](https://ci.appveyor.com/project/icsharpcode/sharpziplib/branch/master) [![NuGet Version](https://img.shields.io/nuget/v/SharpZipLib.svg)](https://www.nuget.org/packages/SharpZipLib/)
+#### Fork Build Status [![Build Status](https://travis-ci.com/HowToDoThis/SharpZipLib.svg?branch=master)](https://travis-ci.com/HowToDoThis/SharpZipLib)
+
 
 Introduction
 ------------