design/tpl (Classification System): Adjust always/never figure and use spref

design/tpl/sec/class.tex

@@ -295,7 +295,7 @@ For notational convenience,
 \end{proof}
 
 
-\begin{figure}[h]\label{fig:always-never}
+\begin{figure}[ht]
   \begin{alignat*}{3}
     \begin{aligned}
       \xml{<classify }&\xml{as="always" yields="alwaysTrue"} \xmlnl
@@ -316,9 +316,10 @@ For notational convenience,
   \end{alignat*}
   \caption{\tameclass{always} and \tameclass{never} from package
              \tamepkg{core/base}.}
+  \label{fig:always-never}
 \end{figure}
 
-Figure~\ref{fig:always-never} demonstrates \lemref{class-pred-vacu} in the
+\spref{fig:always-never} demonstrates \lemref{class-pred-vacu} in the
   definitions of the classifications \tameclass{always} and
   \tameclass{never}.
 These classifications are typically referenced directly for clarity rather