C++11 requires a space between string literal and macro

* src/task/task_register.cc: here.

src/task/task_register.cc

@@ -264,12 +264,12 @@ namespace task
   TaskRegister::version(std::ostream& ostr)
   {
     ostr
-      << PACKAGE" ("PACKAGE_NAME") "PACKAGE_VERSION << std::endl
+      << PACKAGE " (" PACKAGE_NAME ") " PACKAGE_VERSION << std::endl
       << "Written by Benoit Perrot." << std::endl
       << std::endl
       << "Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009, 2010, 2012 "
       << "Benoit Perrot." << std::endl
-      << PACKAGE" comes with ABSOLUTELY NO WARRANTY." << std::endl
+      << PACKAGE " comes with ABSOLUTELY NO WARRANTY." << std::endl
       << "This is free software, and you are welcome to redistribute and "
       << "modify it " << std::endl
       << "under certain conditions; see source for details."
@@ -330,7 +330,7 @@ namespace task
           }
         ostr << std::endl;
       }
-    ostr << "Reports bugs to "PACKAGE_BUGREPORT << std::endl;
+    ostr << "Reports bugs to " PACKAGE_BUGREPORT << std::endl;
   }
 
   // Display tasks selection