SUTAB - print non zero header values and data for non-graphic terminals

 sutab <stdin itmin=0 itmax=last_sample count=all                

 Required parameters:                                      
      none                                           

 Optional parameters:                                      
      itmin=0                 first time sample (zero-based) to plot   
      itmax= (last sample)    last time sample (zero-based) to plot    
      count= (all traces)     number of traces to plot           

 Example:                                            
      sutab <DATA itmin=32 itmax=63 count=10                     
 Requests tab plot of samples 32 to 63 on the first 10 traces of DATA. 


 Credits:
      CWP: Shuki Ronen, Jack K. Cohen


 Trace header fields accessed: ns