Added some comments to report.

docs/report.tex

@@ -73,9 +73,11 @@ simple touch gestures that are used by the VTK interactor.
 
 \section{Definition of the problem}
 
+% Hoofdvraag
 The goal of this thesis is to create a multi-touch event triggering mechanism
 for use in a VTK interactor. The design of the mechanism must be universal.
 
+% Deelvragen
 To design such a mechanism properly, the following questions are relevant:
 \begin{itemize}
     \item What is the input of the mechanism? Different touch drivers have