Added Discord and messenger.

Fixed update shortcut to go into correct area

DesktopFiles/Messenger.desktop

@@ -0,0 +1,11 @@
+[Desktop Entry]
+Version=1.0
+Type=Application
+Name=Messenger
+Comment=Facebook Messenger Web App
+Exec=/home/pi/webapps/messenger.sh
+Icon=/home/pi/webapps/icons/messenger.svg
+Path=/home/pi/webapps
+Categories=Internet;
+Terminal=false
+StartupNotify=false