[1/2] Implement multiprocessing-based parallel plotting

plot_binary_data.py

@@ -10,6 +10,8 @@
 
 import numpy
 import scipy
+import matplotlib
+matplotlib.use('Agg')                      ## use non-interactive backend for multiprocessing safety
 import matplotlib.pyplot    as     plt
 from   matplotlib.colors    import LogNorm
 from   mpl_toolkits.mplot3d import Axes3D