BUG: Replace "assigment" with "initialization" in the auto section

Just a nitpick... in C++ (even before using `auto`), the following is
an initialization, not an assignment:

    ImageType::Pointer image = ImageType::New();

SoftwareGuide/Latex/Appendices/CodingStyleGuide.tex

@@ -1507,7 +1507,7 @@ \section{The auto Keyword}
 The \code{auto} keyword should be used to specify a type in the following cases:
 
 \begin{itemize}
-\item The type is duplicated on the left side of an assigment when it is mandated on the
+\item The type is duplicated on the left side of an initialization when it is mandated on the
 	right side, e.g. when there is an explicit cast or initializing with \code{new} or ITK's \code{::New()}.
 \item When obtaining container elements, when the element type is obvious from the type
       of the container.