made new blog post to navigate at create page without actual save and added labels to input fields
added validation for creating blog posts with the same slug name on the same date
added pagination for blog posts
added page numbers to blog posts
shown blogs posts from newest to oldest
shown blog posts from newest to oldest in admin
fixed blog posts month url
refactored Blogpost.createUniqueByDateAndSlug and Blogpost.getBlogpostByDateAndSlug
Merge pull request #50 from VarnaLab/improve/blog_posts

Improve/blog posts