Lots of book formatting changes.

Changed default sizes of plots, changed the book template for
pdf creation, and lots of minor edits, most changing bold to
italic, and removing italic for emphasis.

code/book_plots.py

@@ -101,17 +101,6 @@ def plot_measurements(xs, ys=None, color='k', lw=2, label='Measurements',
     """
 
     plt.autoscale(tight=True)
-    '''if ys is not None:
-        plt.scatter(xs, ys, marker=marker, c=c, s=s,
-                    label=label, alpha=alpha)
-        if connect:
-           plt.plot(xs, ys, c=c, lw=1, alpha=alpha)
-    else:
-        plt.scatter(range(len(xs)), xs, marker=marker, c=c, s=s,
-                    label=label, alpha=alpha)
-        if connect:
-           plt.plot(range(len(xs)), xs, lw=1, c=c, alpha=alpha)'''
-
     if lines:
         if ys is not None:
             plt.plot(xs, ys, color=color, lw=lw, ls='--', label=label, **kwargs)