Quickly get the runtime weights for MolEvolvR backend processes
     
    
    Usage
    getProcessRuntimeWeights(medians_yml_path = NULL)
 
    
    Arguments
- dir_job_results
- chr path to MolEvolvR job_results
directory 
 
    
    Value
    list names: processes; values: median runtime (seconds)
example: writeProcessRuntime2YML()