Allow slide breaks with #pause

Signed-off-by: Christoph Lohmann <20h@r-36.net>

bin/md2point

@@ -29,6 +29,11 @@ do
 		printf "\n  %s\n  %s\n\n" \
 			"$title" "$(mkunderline $titlelen "=")" >> $fname
 		;;
+	\#pause)
+		fname="$(mkfilename "$snum" "$title")"
+		cat "$(mkfilename "$((snum - 1))" "$title")" >> $fname
+		snum=$((snum + 1))
+		;;
 	*)
 		[ -n "$fname" ] && \
 			printf " %s\n" "$line" \

examples/hello/0004-_Ende.txt

@@ -0,0 +1,8 @@
+
+   Ende
+  ======
+
+ 
+ Thanks for using cattools.
+ 
+ The end.

examples/hello/hello.md

@@ -19,3 +19,5 @@ Just show something on this new slide.
 
 Thanks for using cattools.
 
+#pause
+The end.