Update about.md

src/about.md

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 title: About
-introduction: "We add value along the entire, end-to-end development chain–from design and optimisation to hosting and maintenance.  But truth be told, the area where we add enduring value, the thing that separates us from others, is the architecture. Coko Architects understand publishing workflows and know how to leverage technology to develop systems that are truly transformational. "
+introduction: "We add value along the entire, end-to-end development chain–from design and optimisation to hosting and maintenance.  But truth be told, the area where we add enduring value, the thing that separates us from others, is the architecture. We understand publishing workflows and know how to leverage technology to develop systems that are truly transformational. "
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