Parse git's diff stat summary more flexibly.
tree6d15ee8b8de81465634dd27d644755f2191c097a
-rw-r--r-- 1066 Makefile
-rw-r--r-- 73 arrow-down.gif
-rw-r--r-- 71 arrow-none.gif
-rw-r--r-- 73 arrow-up.gif
drwxr-xr-x - doc
-rwxr-xr-x 45728 gitstats
-rw-r--r-- 1645 gitstats.css
-rw-r--r-- 9553 sortable.js