removes whitespace
Use "date" instead of "created", as in the Model
Adds a new field to the post model: the slug, as used in the url for each post
Adds some more detailed tests, not implemented yet
Saving the slug on add and update, implementing the missing tests
Moves the routeUtils, as they are currently only needed when a post is being created
Updates some paths in the gulpfile
Sets the slug when creating a new post
Renames the method