Make sure I get reminded of my agenda every 10 minutes of inactivity

Signed-off-by: Damien Cassou <damien.cassou@gmail.com>
Add 2 more file extensions

Signed-off-by: Damien Cassou <damien.cassou@gmail.com>
Add 2 more multiple cursors functions

Signed-off-by: Damien Cassou <damien.cassou@gmail.com>