(shr-find-fill-point): Don't leave blanks at the start of some lines.
[gnus] / etc /
drwxr-xr-x   ..
-rw-r--r-- 2465 ChangeLog
-rw-r--r-- 3452 Makefile.in
-rw-r--r-- 11371 gnus-tut.txt
drwxr-xr-x - gnus
drwxr-xr-x - images
-rwxr-xr-x 20327 post-receive