Add validation to Blog Category length
validate tag length on frontend
Preview BlogEntry using POST request.
Merge with master.
style changes
Rename blogentry preview window.
open window on click instead of ajax on success
Display spinner until preview page is loaded
style changes
fix bug in entry page preview
added some tests for entries page. Fixed entry content deletion.
code styling
Display landing page when blog slug is missing

When a site has a single blog and no blogslug is specified in the url
then dispaly the landing page of that blog.
Changed promotion plugin to display entries by categories.
+ moved admin helpers so it can be used in the blog promo plugin admin
+ entries and categories need to have an m2m relationship
+ added pagination halper in order to use it for the promo plugin
+ added spinner widget for the promo plugin form
Merge pull request #7 from laurafeier/LUN-1446-bugfixes

Validate frontend
Added validation for slug field in blog change form.
Merge branch 'master' of github.com:laurafeier/django-cms-blogger
Merge pull request #11 from laurafeier/LUN-1446-landing-page

Display landing page when blog slug is missing
Fixed messages misspelling.
Removed validation for entry title on form. Slugs will get generated automatically and they should be unique.