Add testimonials

[richsilv]

We need some quotes from happy clients (e.g. Kitmapper, Study Bundles) extolling us for being wonderful to work with.

[alanshaw]

I've been impressed by the standard of their work and epsecially that
they have displayed a deeper understanding of the wider issues around
building solid apps, as compared to some of the dreadful JS cowboys
we've seen in the market.

Ben Evans, Co-founder jClarity

[richsilv]

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