replace std::auto_ptr with std::unique_ptr

Author: michaeldsmith

lib/IlmCtl/CtlInterpreter.cpp

@@ -303,11 +303,7 @@ void Interpreter::_loadModule(const std::string &moduleName,
     // set up the source code string for parsing.
     // 
 
-#if __cplusplus >= 201103L
     std::unique_ptr<istream> input;
-#else
-    std::auto_ptr<istream> input;
-#endif
 
     if (!moduleSource.empty())
     {