Update Development.md (#455)
Update Development.md (#455)

* Update Development.md

A little bit of brushing up for the otherwise fantastic dev guide.

* Update Development.md

sapegin/react-styleguidist,styleguidist/react-styleguidist,styleguidist/react-styleguidist,bluetidepro/react-styleguidist,sapegin/react-styleguidist,styleguidist/react-styleguidist