Removing fsx/F# interactive support

Author: fabiocav

src/WebJobs.Script/Description/DotNet/Compilation/DotNetCompilationServiceFactory.cs

@@ -12,7 +12,7 @@ namespace Microsoft.Azure.WebJobs.Script.Description
 {
     public sealed class DotNetCompilationServiceFactory : ICompilationServiceFactory<ICompilationService<IDotNetCompilation>, IFunctionMetadataResolver>
     {
-        private static readonly ImmutableArray<string> SupportedLanguages = new[] { DotNetScriptTypes.CSharp, DotNetScriptTypes.FSharp, DotNetScriptTypes.DotNetAssembly }.ToImmutableArray();
+        private static readonly ImmutableArray<string> SupportedLanguages = new[] { DotNetScriptTypes.CSharp, DotNetScriptTypes.DotNetAssembly }.ToImmutableArray();
         private static OptimizationLevel? _optimizationLevel;
         private readonly ILoggerFactory _loggerFactory;
 
@@ -59,8 +59,6 @@ public ICompilationService<IDotNetCompilation> CreateService(string language, IF
             {
                 case DotNetScriptTypes.CSharp:
                     return new CSharpCompilationService(metadata, OptimizationLevel);
-                case DotNetScriptTypes.FSharp:
-                    return new FSharpCompilationService(metadata, OptimizationLevel, _loggerFactory);
                 case DotNetScriptTypes.DotNetAssembly:
                     return new RawAssemblyCompilationService();
                 default: