new_contents: from dmoj.executors.clr_executor import CLRExecutor
  
  
  class Executor(CLRExecutor):
      ext = '.vb'
      name = 'VB'
  
      compiler = 'vbc'
      compile_args = ['/nologo', '/out:{exe}', '/optimize+', '{source}']
      test_program = '''\
  Imports System
  
  Public Module modmain
     Sub Main()
       Console.WriteLine(Console.ReadLine())
     End Sub
  End Module
  '''
  
subject: Implement .NET VB.NET support; #112