PostProcessor working: nested FBO won't work, use FrameBufferManager

work_files/usermanuals/themanpage/man_dsh.tex

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+\begin{tabularx}{\textwidth}{l X}
+	\textbf{NAME} & dsh - the Dumbshell
+	\\ \\
+	\textbf{SYNOPSIS} & \textbf{dsh} [file]
+	\\ \\
+	\textbf{COPYRIGHT} & See copyright information for the game you are actually playing.
+	\\ \\
+	\textbf{DESCRIPTION} & \textbf{Dsh} is a semi \textbf{sh}-compatible 	command language interpreter that executes commands read from the standard input or from a file.
+\end{tabularx}