Ganga 5.0.4 released

Ask your sysadmin to install this. Ganga announcement:

Ganga 5.0.4 bugfix release is ready.                                                                                    
For more information regarding this release please follow the link below:                                               
http://cern.ch/ganga/release/5.0.4/reports/html/Release.html                                                            
                                                                                                                        
Detailed setup and installation instructions are available at:                                                          
http://cern.ch/ganga/user/installation/                                                                                 
                                                                                                                        
Do not hesitate to contact us if you encounter any problems.                                                            
                                                                                                                        
Regards,                                                                                                                
Ganga Developers