Add speakers as contributors to the repository

[eirini-zormpa]

This is an issue created to add all speakers (that are happy to be included) as contributors to this repository.

[eirini-zormpa]

@all-contributors please add @LizRem for talk

[allcontributors[bot]]

@eirini-zormpa

I've put up a pull request to add @LizRem! :tada:

[eirini-zormpa]

@all-contributors please add @robertachiovoloni for talk

[allcontributors[bot]]

@eirini-zormpa

I've put up a pull request to add @robertachiovoloni! :tada:

[eirini-zormpa]

@all-contributors please add @AsraAslam7 for talk

[allcontributors[bot]]

@eirini-zormpa

I've put up a pull request to add @AsraAslam7! :tada:

[eirini-zormpa]

@all-contributors pleass add @evelinag for ideas

[allcontributors[bot]]

@eirini-zormpa

I've put up a pull request to add @evelinag! :tada:

[eirini-zormpa]

@all-contributors please add @Juillermo for talk

[allcontributors[bot]]

@eirini-zormpa

I've put up a pull request to add @Juillermo! :tada:

[eirini-zormpa]

@all-contributors please add @HildaoH for talk

[allcontributors[bot]]

@eirini-zormpa

I've put up a pull request to add @HildaoH! :tada:

[eirini-zormpa]

@all-contributors please add @TingCai1004 for talk

[allcontributors[bot]]

@eirini-zormpa

I've put up a pull request to add @TingCai1004! :tada:

[eirini-zormpa]

@all-contributors please add @sami5001 for talk

[allcontributors[bot]]

@eirini-zormpa

I've put up a pull request to add @sami5001! :tada:

[eirini-zormpa]

@all-contributors please add @abulhasanbbk for talk

[allcontributors[bot]]

@eirini-zormpa

I've put up a pull request to add @abulhasanbbk! :tada:

[EKaroune]

@all-contributors please add @EKaroune for doc

[allcontributors[bot]]

@EKaroune

I've put up a pull request to add @EKaroune! :tada: