Split native drm part of compositor out

spec/.gitignore

@@ -0,0 +1,3 @@
+main.aux
+main.log
+main.pdf

spec/main.tex

@@ -165,14 +165,10 @@ delivered in both screen coordinates and surface local coordinates.
   \texttt{keyboard\_focus(surface, keys)} \\ \hline
 \end{tabular}
 
-
-\item input group, keyboard, mouse
-\item keyboard map, change events
-\item pointer motion
-\item enter, leave, focus
 Talk about:
 
 \begin{itemize}
+\item keyboard map, change events
 \item xkb on wayland
 \item multi pointer wayland
 \end{itemize}