Added TODO im emph{} tag.

docs/report.tex

@@ -794,7 +794,6 @@ client application, as stated by the online specification
 \chapter{Gesture detection in the reference implementation}
 \label{app:implementation-details}
 
-% TODO
 Both rotation and pinch use the centroid of all touch points. A \emph{rotation}
 gesture uses the difference in angle relative to the centroid of all touch
 points, and \emph{pinch} uses the difference in distance.  Both values are
@@ -802,6 +801,7 @@ normalized using division by the number of touch points. A pinch event contains
 a scale factor, and therefore uses a division of the current by the previous
 average distance to the centroid.
 
-\emph{TODO}
+% TODO
+\emph{TODO: rotatie en pinch gaan iets anders/uitgebreider worden beschreven.}
 
 \end{document}