Removed cloning of textarea in DOM

Looking at the DOM changes being made, the editor was making duplicate text areas. This fixes that.

Signed-off-by: Stuart Olivera <stuart@stuartolivera.com>
Merge pull request #5 from sman591/prevent-duplicate-textareas

Removed cloning of textarea in DOM
Rebase patch from gh-pages
Merge branch 'master' into toggle-preview-button

* master:
  Rebase patch from gh-pages
  Removed cloning of textarea in DOM