mass changes; fix titles; add examples; correct typos; clarifications;
 unified style; etc.
diff --git a/Doc/libimgfile.tex b/Doc/libimgfile.tex
index 2da8d9d..1e8b2aa 100644
--- a/Doc/libimgfile.tex
+++ b/Doc/libimgfile.tex
@@ -1,4 +1,4 @@
-\section{Built-in module \sectcode{imgfile}}
+\section{Built-in Module \sectcode{imgfile}}
 \bimodindex{imgfile}
 
 The imgfile module allows python programs to access SGI imglib image