Reorder Post.template functions to respect the order they are displayed

Signed-off-by: emanuele <emanuele45@gmail.com>
Get rid of the "add poll" button in MessageIndex and Display and move everything to a nice button in Post

Signed-off-by: emanuele <emanuele45@gmail.com>
Merge pull request #1143 from emanuele45/post_page

What about remove the add poll button?