intro 2023 leo bovisa

See merge request !3

Squashed commit of the following:

commit a92b5748181bee8e25bd09e09b0ddd264ce66993
Author: Roberto Bochet <r@robertobochet.me>
Date:   Sun Apr 3 20:03:20 2022 +0200

    Minor fix

commit b7a3f77cd0defab0e3a31f03775ebc5414c66ef8
Merge: 139e75a8 63b6190
Author: Roberto Bochet <r@robertobochet.me>
Date:   Sun Apr 3 20:02:40 2022 +0200

    Merge remote-tracking branch 'template/master' into pr

commit 63b61905834fff69b03d866883dcd0381fd2ede9
Merge: cb97d4d e70aacf
Author: Roberto Bochet <robertobochet@gmail.com>
Date:   Mon Mar 14 16:38:13 2022 +0000

    Merge branch 'remove-logo-sign' into 'master'

    Removed sign from logo

    See merge request corsi/templates/revealjs-poul!5

commit e70aacf1022854e2c93de8c4be09efe57c98ba6f
Author: Roberto Bochet <robertobochet@gmail.com>
Date:   Mon Mar 14 12:29:08 2022 +0100

    Removed sign from logo

commit cb97d4dee76b79767f99360fce07b236b261f4fd
Merge: 2184740 f763e57
Author: Roberto Bochet <robertobochet@gmail.com>
Date:   Fri Mar 4 15:51:30 2022 +0000

    Merge branch 'minorfix-license' into 'master'

    Minor fix in licenses

    See merge request corsi/templates/revealjs-poul!4

commit f763e5768211effbed5a59722708cf96c58d2eff
Author: Roberto Bochet <robertobochet@gmail.com>
Date:   Fri Mar 4 16:49:17 2022 +0100

    Minor fix in licenses

commit 2184740774f1d33b60b16bf2ec401f27dcb3682d
Author: JackV <1vercesig@gmail.com>
Date:   Wed Dec 8 16:17:25 2021 +0100

    Add new licenses

commit fb7e7926985ba81e84c3f37df1ea4ddd6a8e8587
Author: Roberto Bochet <robertobochet@gmail.com>
Date:   Mon Nov 22 23:53:18 2021 +0000

    Minor change

Meowitch master patch 50449

See merge request !2