Refs #7830 - Slight change to citation message wording.

Code/Mantid/Framework/Kernel/src/ConfigService.cpp

@@ -55,7 +55,7 @@ namespace Mantid
 std::string welcomeMessage()
 {
     return "Welcome to Mantid version " + std::string(Mantid::Kernel::MantidVersion::version()) + " - Manipulation and Analysis Toolkit for Instrument Data\n" +
-           "Citing Mantid: " + Mantid::Kernel::MantidVersion::doi();
+           "Please cite Mantid in your publications using: " + Mantid::Kernel::MantidVersion::doi();
 }
 
 namespace Kernel