add Sandro Rossi to list of contributors

Author: chewiebug

pom.xml

@@ -135,6 +135,10 @@
             <name>Fred Rolland</name>
             <url>https://github.com/rollandf</url>
         </developer>
+        <developer>
+            <name>Sandro Rossi</name>
+            <url>https://github.com/rossisandro</url>
+        </developer>
         <developer>
             <name>Heiko W. Rupp</name>
             <url>https://github.com/pilhuhn</url>

src/main/java/com/tagtraum/perf/gcviewer/view/AboutDialog.java

@@ -67,6 +67,7 @@ public class AboutDialog extends ScreenCenteredDialog implements ActionListener
         "Thomas Peyrard",
         "Rupesh Ramachandran",
         "Fred Rolland",
+        "Sandro Rossi",
         "Heiko W. Rupp",
         "Stephan Schroevers",
         "François Secherre",