Moved local dir to /opt/sys_config

Improved error logging and added function handling calls with log and return values
Improved check for matching sudo rule

system_setup/logon_script.sh.desktop

@@ -1,19 +1,7 @@
 #!/usr/bin/env xdg-open
 [Desktop Entry]
-Comment[de_DE]=
-Comment=
-Exec=/usr/bin/konsole --fullscreen --hide-tabbar --hide-menubar -e /sys_config/system_setup/logon_script.sh
-GenericName[de_DE]=
-GenericName=
+Exec=/usr/bin/konsole --fullscreen --hide-tabbar --hide-menubar -e /opt/sys_config/system_setup/logon_script.sh
 Icon=application-x-shellscript
-MimeType=
-Name[de_DE]=logon_script.sh
 Name=logon_script.sh
-Path=/sys_config/system_setup
-StartupNotify=true
-Terminal=false
-TerminalOptions=
 Type=Application
 X-KDE-AutostartScript=true
-X-KDE-SubstituteUID=false
-X-KDE-Username=