Fix up graphics overflow caused by change to Latex headers.

This reduces the height the graphics can use. Compensate by decreasing the page
margins by 0.25" all round.

dottes.tex

@@ -3,7 +3,7 @@
 \usepackage{array}
 \usepackage{color}
 \usepackage{fontspec}
-\usepackage[margin=1in]{geometry}
+\usepackage[margin=0.75in]{geometry}
 \usepackage{graphicx}
 \usepackage{fancyhdr}
 \usepackage{longtable}
@@ -46,7 +46,8 @@
 \makeatother
 
 % Show the main tune graphic and optional change.
-% Args are change title (optional), tune title, tune graphic filename.
+% Args are tune title, tune subtitle, composer, tune graphic filename,
+% change title.
 \newcommand{\showtune}[5]{%
   \vfill
   \begin{center}