actually use the component diagram

doc/chapter/2architecture.tex

@@ -16,8 +16,8 @@ Figure~\ref{fig:components} contains a component diagram that illustrates this.
 
 \begin{figure}[htp]
     \centering
-    \includegraphics[width=\linewidth,trim=0 11cm 0 0,clip]{img/view.pdf}
-    \caption{Component diagram visualizing the architecture of \appname. Each component resembles a java package.}
+    \includegraphics[width=\linewidth,trim=0 11cm 0 0,clip]{img/components.pdf}
+    \caption[Component diagram]{Component diagram visualizing the architecture of \appname. Each component resembles a java package.}
     \label{fig:components}
 \end{figure}