updateProcessInfo

    Update informations of the process into the process table

     my $programInfo = { 
        pid          
        name         
        line         
        subroutine   
        package      
        filename     
        finished    
        stackTrace   
        variables    
        result       

    };

setRunningProcessInfo

setRunningProcessInfo($pid); update the process info when we send the 'continue' command because the process won't update its status until it id finished or it reached a breakpoint

getDebuggingInfos

return a hash containg all debugging info + details for $pid

propagateBreakPoints

propagate new breakpoints to all processes; running processes are interrupted so they update their breakpoints.