Adds the perPage parameter for hitting the api for a specified N amount of blog posts
Adds a reducer for updating starward state on the fly ✈️
Adds fetchMorePosts action, using this reducer to grab more posts
Refactors the Pagination: Additional posts can either be accessed through a link to a different slug (original Pagination), or fetched and appended onto the existing, visible posts (new).
Hits issues https://github.com/distilagency/starward/issues/11 and https://github.com/distilagency/starward/issues/70