Avoid deleting post if blog doesn't match + removing calling directly get in twig template
Avoiding accessing and editing post if blog doesn't match
Don't use blog for dispatching event, retrieve it from the post or the blog options
Correct bug when cancel updates and image field doens't show up
Correct bug when commentaing post in anonymous even if you are authenticated + correct dispatching event
Correct cascade for avoiding cascade removing
Merge pull request #13 from iCAPLyon1/add-exception-is-blog-dont-match-post

Add exception is blog dont match post + correction of blog post disappearance