Blackbam

For fixing problems with TinyMCE Advanced and qTranslate. Remove line breaks and whitespace, enable custom stylesheets and multiple textareas. Fully customizable.
Plugin Homepage: http://www.blackbam.at/blackbams-blog/2012/01/28/wordpress-3-3-tinymce-advanced-qtranslate-fix-style-problems/
Note: This plugin can be useful, but it is not complete yet, as the combination of the two Plugins can cause a lot of problems. Please report any problems or code improvements you may find.
<h3>Known issues</h3>

TinyMCE Advanced qTranslate fix editor problems

For fixing problems with TinyMCE Advanced and qTranslate. Remove line breaks and whitespace, enable custom stylesheets and multiple textareas.

stereohero

This is a simple and tiny plug-in which add translatable form fields for wp e-commerce taxonomies (product categores, variations and product tags).
Just activate it and you’re good to go.
Requires qTranslate and WP e-commerce.

qTranslate loves WPEC

Adds translatable form fields for wp e-commerce taxonomies (product categories, variations and product tags).

TinyMCE Advanced qTranslate fix editor problems vs qTranslate loves WPEC