setup doxygen and clang-uml files

docs/latex/dir_6afc678070a0e02dea6d9dd66678b622.tex

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+\doxysection{network\+\_\+io/test Directory Reference}
+\hypertarget{dir_6afc678070a0e02dea6d9dd66678b622}{}\label{dir_6afc678070a0e02dea6d9dd66678b622}\index{network\_io/test Directory Reference@{network\_io/test Directory Reference}}
+\doxysubsubsection*{Files}
+\begin{DoxyCompactItemize}
+\item 
+file \mbox{\hyperlink{ZmqHeader_8test_8cpp}{Zmq\+Header.\+test.\+cpp}}
+\end{DoxyCompactItemize}