Add script to parse notes in Google Sheets

Signed-off-by: Emmy D'Anello <emmy.danello@animath.fr>

tfjm.cron

@@ -15,5 +15,8 @@
 # Send reminders for payments
 30      6       *       *       1       cd /code && python manage.py remind_payments &> /dev/null
 
+# Check notation sheets every 15 minutes from 08:00 to 23:00 on fridays to mondays in april and may
+*/15    8-23    *       4-5   5,6,7,1  cd /code && python manage.py parse_notation_sheets -v 0
+
 # Clean temporary files
 30      *       *       *       *       rm -rf /tmp/*