Working on gitlab integration

Squashed commit of the following:

commit cb9f20e1
Author: inso <insomniak.fr@gmaiL.com>
Date:   Mon Feb 26 13:19:34 2018 +0100

    Add badge coverage

commit 09b1dd26
Author: inso <insomniak.fr@gmaiL.com>
Date:   Mon Feb 26 13:13:22 2018 +0100

    Build and test

commit ce734175
Author: inso <insomniak.fr@gmaiL.com>
Date:   Mon Feb 26 13:10:17 2018 +0100

    Test coverage in gitlab

commit 29c60781
Author: inso <insomniak.fr@gmaiL.com>
Date:   Mon Feb 26 08:38:15 2018 +0100

    Use image starting xvfb

commit 2de8d861
Author: inso <insomniak.fr@gmaiL.com>
Date:   Mon Feb 26 08:29:07 2018 +0100

    xbfv

commit 28d96585
Author: inso <insomniak.fr@gmaiL.com>
Date:   Mon Feb 26 08:15:07 2018 +0100

    Fix encoding

commit 8b0ce409
Author: inso <insomniak.fr@gmaiL.com>
Date:   Mon Feb 26 08:09:29 2018 +0100

    set locale

commit 996e1c81
Author: inso <insomniak.fr@gmaiL.com>
Date:   Mon Feb 26 07:59:19 2018 +0100

    Test

commit 9a462f3f
Author: inso <insomniak.fr@gmaiL.com>
Date:   Mon Feb 26 07:42:56 2018 +0100

    Build on image 0.0.6

commit 3dd3d113
Author: inso <insomniak.fr@gmaiL.com>
Date:   Sun Feb 25 14:14:57 2018 +0100

    ls in dist

commit 56cb714f
Author: inso <insomniak.fr@gmaiL.com>
Date:   Sun Feb 25 14:12:23 2018 +0100

    ls -l 5..

commit a0e29a27
Author: inso <insomniak.fr@gmaiL.com>
Date:   Sun Feb 25 14:08:04 2018 +0100

    ls -l

commit 11cdebbd
Author: inso <insomniak.fr@gmaiL.com>
Date:   Sun Feb 25 13:38:31 2018 +0100

    Env

commit cd3e2688
Author: inso <insomniak.fr@gmaiL.com>
Date:   Sun Feb 25 13:31:15 2018 +0100

    qt5 env