Prevent compatibility problems in test script

Linefeed characters are printed differently depending of the shell
used as /bin/sh. Use an extra echo to prevent output problems.

Signed-off-by: Claudio Matsuoka <cmatsuoka@gmail.com>

run-tests.sh

@@ -62,10 +62,11 @@ run_test 023 "kerning paragraph centered mode (small)" "$cmd -kpc -fsmall"
 
 rm -f "$OUTPUT"
 
+echo
 if [ $result -ne 0 ]; then
-	echo "\n $fail tests failed. See $LOGFILE for result details"
+	echo " $fail tests failed. See $LOGFILE for result details"
 else
-	echo "\n All tests passed."
+	echo " All tests passed."
 fi
 
 exit $result