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.