add -W to specify window size.

various other little fixes.

bin/Getdir

@@ -20,7 +20,7 @@ if(! ~ $tag(1) */){
 
 echo -n , | wr addr
 ls -pF $tag(1) | sed 's/\*$//' |
-	9grep -v '^\.|\.o$|^o\.' |
+	9grep -v '^''?\.|\.o$|^''?o\.' |
 mc | wr data
 echo -n '#0' | wr addr
 echo -n 'dot=addr' | wr ctl