bump swift-argument-parser to 0.4.4

update documentation

Squashed commit of the following:

commit 42f82a1d43f6000f4adf29115262747983e3f71a
Author: Dominic Egginton <dominic.egginton@gmail.com>
Date:   Wed Jul 28 01:58:55 2021 +0100

    updated install from source documentation

commit 962f2f34769544e6539056bfb044f5ce292bf339
Author: Dominic Egginton <dominic.egginton@gmail.com>
Date:   Wed Jul 28 01:58:02 2021 +0100

    add aur install documentation

commit df85cc2072ed2d3e06dc617928925d56118645e7
Author: Dominic Egginton <dominic.egginton@gmail.com>
Date:   Wed Jul 28 01:36:35 2021 +0100

    update documentation

commit f4bc707091a22b5b768407e8ba3d9bc2ab6d4a73
Author: Dominic Egginton <dominic.egginton@gmail.com>
Date:   Wed Jul 28 01:36:02 2021 +0100

    update project description

add info along with dedicated dev and prod build steps

Bump swift-argument-parser from 0.3.2 to 0.4.3

refactor install and update documentation

render colored and animated output as default