Fix the -s option and add a summary file

The window did not scroll correctly when -s option was used.
Some metadata recalculation were forgotten in this case.

A small utility function has been created to do that as it
is needed in two places.

1 files changed, 2 insertions, 0 deletions

diff --git a/SUMMARY b/SUMMARY
new file mode 100644
index 0000000..fca88fc
--- /dev/null
+++ b/SUMMARY
@@ -0,0 +1,2 @@
+Use words from the standard input to create a nice menu on the terminal.
+Once done, your selection will be sent to standard output.