mass changes; fix titles; add examples; correct typos; clarifications;
 unified style; etc.
diff --git a/Doc/lib/librgbimg.tex b/Doc/lib/librgbimg.tex
index f25921e..ace426f 100644
--- a/Doc/lib/librgbimg.tex
+++ b/Doc/lib/librgbimg.tex
@@ -1,4 +1,4 @@
-\section{Built-in module \sectcode{rgbimg}}
+\section{Built-in Module \sectcode{rgbimg}}
 \bimodindex{rgbimg}
 
 The rgbimg module allows python programs to access SGI imglib image