Improved about dialog

src/pulsatingscience.cpp

@@ -263,17 +263,15 @@ void PulsatingScience::on_actionAbout_triggered()
 {
     QString content = "<b>%1</b><br>"
             "<br>"
-            "%2: Oliver Bock<br>"
-            "%3: Bruce Allen<br>"
+            "%2: Oliver Bock, Bruce Allen<br>"
             "<br>"
-            "%4: GNU General Public License v3<br>"
+            "%3: GNU General Public License v3<br>"
             "<br>"
-            "Copyright &copy; 2017 %5";
+            "Copyright &copy; 2017 %4";
 
     content = content.arg(
                 tr("GW170817"),
-                tr("Author"),
-                tr("Consultant"),
+                tr("Authors"),
                 tr("License"),
                 tr("Max Planck Institute for Gravitational Physics"));