Re-enable tray icon for KDE4 until KDE5 is in the ports tree. Mpris plugin
works, but tray icon might be wanted to minimize app in the time being.

--- src/GMPlayerManager.cpp.orig	2017-02-08 01:48:39 UTC
+++ src/GMPlayerManager.cpp
@@ -294,7 +294,7 @@ GMPlayerManager::~GMPlayerManager() {
 
   myself=nullptr;
 
-#ifdef HAVE_SSSION
+#ifdef HAVE_SESSION
   delete session;
 #endif
   delete application;
@@ -747,7 +747,7 @@ FXint GMPlayerManager::run(int& argc,cha
     // KDE5 comes with mpris plugin on the toolbar, no need for
     // tray icon
     if (gm_desktop_session()==DESKTOP_SESSION_KDE_PLASMA) {
-      preferences.gui_tray_icon_disabled=true;
+      preferences.gui_tray_icon_disabled=false;
       }
 
     /// Grab Media Player Keys