Adding explicit current-release Firefox test class for .NET

Author: jimevans

dotnet/test/firefox/ReleaseFirefoxWebDriver.cs

@@ -0,0 +1,13 @@
+namespace OpenQA.Selenium.Firefox
+{
+    // This is a simple wrapper class to create a FirefoxDriver that
+    // uses the Marionette implementation and has no parameters in the
+    // constructor.
+    public class ReleaseFirefoxWebDriver : FirefoxDriver
+    {
+        public ReleaseFirefoxWebDriver()
+            : base(new FirefoxOptions() { BrowserExecutableLocation = @"C:\Program Files\Mozilla Firefox\firefox.exe" })
+        {
+        }
+    }
+}

dotnet/test/firefox/WebDriver.Firefox.Tests.csproj

@@ -48,6 +48,7 @@
     <Compile Include="FirefoxProfileManagerTest.cs" />
     <Compile Include="FirefoxProfileTests.cs" />
     <Compile Include="LegacyFirefoxWebDriver.cs" />
+    <Compile Include="ReleaseFirefoxWebDriver.cs" />
     <Compile Include="NightlyFirefoxWebDriver.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>