[misc] correct credits

src/dialog_about.cpp

@@ -52,7 +52,7 @@ void ShowAboutDialog(wxWindow *parent)
     wxString aboutString = wxString("Aegisub ") + GetAegisubShortVersionString() + ".\n"
                            "Copyright (c) 2005-2014 Rodrigo Braz Monteiro, Niels Martin Hansen, Thomas Goyne et al.\n\n"
                            "Programmers:\n"
-                           "    Maël Martin\n"
+                           "    Maël \"Kubat\" Martin\n"
                            "    Alysson Souza e Silva\n"
                            "    Amar Takhar\n"
                            "    Dan Donovan\n"