#661884 Sometimes gets error "warning: Invalid argument supplied for foreach() in fckeditor.module on line 1114."

* Small fix for upgrading from 1.4 to 2.0

Add Dutch translation
Update POT file

#591502 FCKeditor's excl_regex variable is not set on install, but only when a specific FCKeditor profile is saved

Make sure the grippie has the right width, even when fckeditor.utils.js is loaded before teaser.js or textarea.js

* #571892 textarea only half the size until I hover the toolbar