[App] Create BlogBundle.
[App] Add the "Blog" link to the navigation. Don't show the locale_switcher in the blog.
[Translations] Add translations for "navigation.blog".
[PortfolioBundle] Do not cascade on remove/delete.
[BlogBundle] Implement the post list action. Add Post and Tag entities.
[BlogBundle] Implement the post create action. Add TagRepository and TagsToCSVTransformer.
[BlogBundle] Implement the post edit action.
[BlogBundle] Implement the post delete action.
[CSS] Change the link colors.
[BlogBundle] Improve the post list appearance.
[BlogBundle] Implement the post show action.
[PortfolioBundle] Rename "created" as "createdAt".
[PortfolioBundle] Some sorting.
[App] Rename route files as frontend_routing.yml and backend_routing.yml, and place them in config/routing.
[App] Routing party!
[App] More routing party.
[App] Do not load blank service definition files.
[MainBundle] Minor change in the spanish translation.
[App] TinyMCE should use two <br /> instead of paragraphs.
[BlogBundle] Display only the first 3 paragraphs in the post list.