Always use xdg-open because it's a standard in Linux DEs

Signed-off-by: Defman21 <[email protected]>

Author: Defman21

src/components/koSysUtils.py

@@ -261,10 +261,6 @@ def ShowFileInFileManager(self, filename):
             xdg_open = self.Which('xdg-open')
             if xdg_open:
                 os.system('xdg-open "%s" &' % filename)
-            elif manager == "gnome":
-                os.system('nautilus "%s" &' % filename)
-            elif manager == "kde":
-                os.system('dolphin "%s" &' % filename)
             else:
                 raise "File manager not found / xdg-open not installed"