ostin654

After installing Dean’s FCKEditor for WordPress you will need to apply wpautop() to all posts and pages
После установки Dean’s FCKEditor for WordPress необходимо выполнить wpautop() для всех записей блога и страниц

Make Autop

Allows you to apply wpautop() function to all posts and pages

binary-organic

With this plugin installed, you can say goodby to automatic and unwanted paragraph tags, your markup can stay beautiful, and never again will you have to wonder why there are line breaks where none should be.
Github: https://github.com/binaryorganic/Disable-Automatic-P-Tags

Disable Automatic P Tags

Disables the Wordpress "feature" that injects paragraph tags into double line breaks.

Make Autop vs Disable Automatic P Tags