Moved the shell script again to the pipeline style, where it belongs (a little better).

09-the-one/tf-09.sh

@@ -1,7 +0,0 @@
-#!/bin/sh
-
-grep -o "[A-Za-z][A-Za-z][A-Za-z]*" $1 \
-    | tr '[:upper:]' '[:lower:]' \
-    | grep -Ev "^($(sed  -e 's/,/|/g' ../stop_words.txt))$" \
-    | sort | uniq -c | sort -rn | head -25 \
-    | sed -e 's/^ *\([0-9]*\) *\([a-z]*\)/\2  -  \1/'