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

work_files/usermanuals/romapidoc/api_hexutils.tex

@@ -0,0 +1,10 @@
+The Hexutils library provides utility to convert byte value to hexadecimal string.
+
+\section{Functions}
+
+\begin{tabularx}{\textwidth}{l l X}
+	\textbf{\large Function} & \textbf{\large Return} & \textbf{\large Description}
+	\\ \\
+	\endhead
+	hexutils.toHexString(\textbf{bytes}: string) & string & Converts byte array to the string of its hexadecimal representations.
+\end{tabularx}