message: Removed dedad code
diff: @@ -95,12 +95,6 @@ export function parseCommandLine(args: ReadonlyArray<string>): ParsedCommandLine
  return commandLine;
  }
  -interface OptionNameMap {
  - [key: string]: boolean
  -}
  -
  -let optionNameMapCache: OptionNameMap;
  -
  function addTSTLOptions(commandLine: ts.ParsedCommandLine, additionalArgs?: yargs.Arguments) {
  additionalArgs = additionalArgs ? additionalArgs : commandLine.raw
  // Add compiler options that are ignored by TS parsers
  