reduce logging during plotting

gwinc/__main__.py

@@ -212,6 +212,7 @@ You may interact with plot using "plt." methods, e.g.:
 
     # standard plotting
     elif args.plot:
+        logging.info("plotting...")
         fig = plt.figure()
         ax = fig.add_subplot(1, 1, 1)
         plot_noise(

gwinc/plot.py

@@ -102,7 +102,6 @@ def plot_noise(
             if isinstance(noise, dict):
                 plot_dict(noise)
             else:
-                logging.info("plotting '{}'...".format(name))
                 noise = noises[name]
                 stylekw = dict(
                     color = (0, 0, 0),